Automotive Technicians Technical Discussion and Fixes for Apr 6, 2004

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	Help Request	Answers
	1996 Audi A6 2.8L Accessories VIN: WAUGA84A0T Hello, everyone. I replaced this Audi's ignition cylinder and switch. The radio now doesn't shut off when the key is taken out, if you push the power button off it will. I didn't notice before I changed the switch whether the radio stayed on or not, but accord...	View
	1990 BMW 735i 3.5L temp control VIN: WBAGB4314L Hi Gang, I get the pleasure of working on this beauty, we are Subaru specialists and this not necessarily similar. The customer complaint is that the passenger side output temperature is always opposite the drivers selected temperature (heat is on passenger s...	View
	1992 BMW 525i 2.5L Heater core VIN: WBAHD5319N Hello gang, I have this 1992 BMW 525i that I have diagnosed a leaking heater core (antifreeze smell,film on windshield). Alldata and MOD both give 10-12 easy steps to replace the heater core, yet state flatrate time as 7-8 hrs.I have been advised by my BMW par...	View
	1995 BMW 325is 2.5L drive shaft VIN: WBABF33205 looking for bmw advice. this car has a clunk that seems to be coming from the rear end when shifting. it sounds like a shock mount or diff mount but all look good.(dont think it is inside diff?) tried pry bar in all and no change. replace r/r half shaft and no...	View
	1999 BMW 523i 2.4L radiator and cooling hoses VIN: WBADM420XO Hi All We had this vehicle come in with the hoses rubbed through and found that the radiator had been pushed back on the lower mounts which pushed the hoses into the air cond compressor.We replaced the faulty parts and put the man back on the road. He is now ...	View
	1994 Cadillac Eldorado 4.6L abs/traction control VIN: 1G6EL1291P HELLO THERE TO ALL TECHNICIANS. Have a shop in Italy and once in a while I service american cars. Customer came in one week ago with a lot of error codes in the DIC and other mechanical complaint. Repaired most of the problem exept for one. on he IPC the "AB...	View
	1986 Chevrolet Caprice Classic Brougham 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Poor Fuel Economy VIN: 1G1BN69ZXG the engine at cold start-up,starts easily and revs to about 1800rpm for a short period and then slowly comes down to normal idle speed,shortly after it does this,check engine light comes on,code 45,engine running rich.the engine i feel is lacking power and has... Trouble codes: 45 (rich exaustreplace 02 sensor)	View
	1987 Chevrolet Camaro Z28 Iroc-Z 5.7L rough idle/no power The customers complaint was while driving it started to run rough and no power.Turned car off did his business then went to go home and was hard to start, cranked fine but hard to fire up and idled rough. Check ECM for codes none the data showed O2 bias rich ...	View
	1989 Chevrolet V2500 Suburban Scottsdale 5.7L Transfer case VIN: 1GNGV26K5K 89 Suburban that won’t come out of 4WD without stopping and backing up. Vehicle has automatic locking hubs and a simple mechanically engaged transfer case. Tires are all the same size, both differentials have same gear ratios. The console lever moves freely in...	View
	1993 Chevrolet C1500 Suburban 5.7L pulling right VIN: 1GNEC16K4P Hello again: we have a fun one hear. this suburban has a nasty pull to the right. the brake pads, rotors, front hose, abs hyd.module & calipers have been all replaced. the module was the customers idea! on a cold test drive all is working just fine but after t...	View
	1994 Chevrolet Astro CL 4.3L Hesitation, Cuts out, Misfire VIN: 1GNDM19W1R Hello to all Gm Techs I have a Astro van that is hesitation about 1700 to 2000 when the trans is about to shift from 1 to 2 and 2 to 3 3 to 4 and when I feel the van missing, I gun the engine and it will run fine. I could make it start to hunt in park about 1...	View
	1995 Chevrolet Lumina APV 3.8L Stall VIN: 1GNDU06L4S Vehicle will stall intermittantly. It will run for an hour and then just stall in the shop. It always starts right back up normally. Sometimes it will stall again right away, start up and run fine for hours. No codes stored. Checked engine grounds, ok. Cleaned...	View
	1996 Chevrolet Camaro 3.8L Stall, Misfire, MIL Lamp on VIN: 2G1FP32K7T need some help fellow techs.got car in shop for running rough.# 6 cyl was dead.replace wires and plugs.skip gone.test drove for about 15 miles and ran fine until about back to shop.check engine light came on and started skipping and then almost stopped in its ... Trouble codes: P0300	View
	1997 Chevrolet S10 2.2L starter VIN: 1GCCS1444V customer brought truck in with starter engaging anytime, it will engage going down road or setting still with no one in vehicle or if key is not in ignition, this is a manual trans and it has had all the componets replaced in article above after problem starte...	View
	1998 Chevrolet C1500 Cheyenne 4.3L MIL Lamp on VIN: 1GCEC19W7W customer came in from another shop complaining that engine light was on, scaned vehicle, all o2 sensors were bad, replace them all, then 2 days later engine light came back on, rescaned again, was the back one, replaced again and still came back on, checked co...	View
	1998 Chevrolet Malibu 2.4L No Start, Cuts out, Stall VIN: 1G1ND52T2W i have a intermitent stall on accelleration it will not restart untill key is cycled off then on sometimes it takes several tries. it looses spark and injector pulse i replaced module crank sensor and computor. then found i am loosing 5 volt reference signal o...	View
	1996 Dodge Grand Caravan SE 3.3L Hesitation, Cuts out, BACKFIRE VIN: 1B4GP44R5T Vehicle backfires through intake when under hard accel from a stop. Part throttle or full throttle in park or neutral does not cause backfire. This had low fuel pressure when brought in. We installed a new fuel pump.	View
	1997 Dodge Ram 1500 Laramie 5.2L Belt tensioner VIN: 1B7HC16Y4V Engine has a light knocking sound from pass side while in gear. The noise can be heard @ idle & just off idle. When the belt is removed the noise goes away. I replaced both the belt & tensioner with NAPA parts. I can hear the noise anywhere on the pass side he...	View
	2000 Dodge Caravan 2.4L Compressor VIN: 2B4F25B5YR This van came in 2 weeks ago with noisey comp. I checked it and found it to be low of refrig. I evacuated and recharged to specs. (2.13lbs) (has only front A/C). A/c cooled fine no problems except compressor was a LITTLE whiney. Customer calls me last week and...	View
	2001 Dodge Grand Caravan ES 3.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2B8GP44G91 Fouling # 1 & 5 plugs with fuel, black and fuzzy. Other 4 plugs look fine. Have checked injector pattern and looks normal and even on all cylinders. Fuel trim stays at -25% long term with O2 seldom switching. Once plugs are fouled will start to miss-fire. This... Trouble codes: P0172 (system rich full lean trim)	View
	1989 Ford Mustang LX 5.0L Hesitation VIN: 1FABP41E2K this usually happens in 3rd or 4th gear only under load and more often just after a decel.you will start to hear excessive spark knock followed by some hesitation but it doesn't feel like an engine miss.during this the fuel pressure is steady at 39-40psi and b... Trouble codes: 44 (tad/tab soelnoids)	View
	1994 Ford Probe GT 2.5L engine VIN: 1ZVLT22B8R Car came as a no start.Upon initial testing it was discovered that the front cylinders 2,4,and 6Had low compression,about 80psi+/-.The back bank 1,3,5 had 175psi+\-.So I'm thinking the front cam sprocket is probably off some teeth.After taking all the timing c...	View
	1996 Ford E-350 Econoline 5.8L master cyl VIN: 1FDKE30H7T i have had it ..i hope someone has seen this everything on this truck is replaced..oem master cylinder and abs pump motor to the rear wheels..after driving this truck for 10-15 min...the peddal gets hard and the front brakes are locked on...release the presure...	View
	1996 Ford E-250 Econoline 4.9L MIL Lamp on VIN: 1FTFE24YXT Truck came in running bad and mil on. Test drove with fuel presure gauge attached and watched pressure drop to 30psi. Replaced pump and still threw codes. Baro reading on scanner was 146hz so I replaced maf.Reading only went up to 150 (should be about 155 at t... Trouble codes: 171 (lean bank one), 174 (lean bank two)	View
	1997 Ford Taurus LX 3.0L Poor Idle Quality, MIL Lamp on VIN: 1FALP53S2V FELLOW TECHS, THIS TAURUS RUNS PRETTY GOOD MOST OF THE TIME, SOMETIMES IT SHAKES A LITTLE ON START UP.MIL LIGHT KEEPS COMING ON AND THE CODES LISTED ARE SET. I'VE CHECKED FOR VACUUM LEAKS WITH A SMOKE MACHINE AND FOUND NONE, EGR VALVE WORKS PROPERLY,(STALLS EN... Trouble codes: P0171 (system lean bank 1), P0172 (system lean bank 2)	View
	1997 Ford F-350 XL 7.3L Stall VIN: 1FTJW36F6V Intermittantly cold or hot the vehicle dies the moment you begin to accelerate. It dies like the key was shut off. I'm fairly up to speed on these Power Strokes but this one has me baffled. All my PIDS look good and no codes are present. ICP is within spec, re...	View
	1997 Ford Explorer XLT 5.0L steering rack? VIN: 1FMD435P4V customer says that the steering wheel shook left and right on the way home last night,husband verified. Today he brought it in and it had no sign of any wobble. I checked the front end and found nothing. The car drove great. She tells me she hit a big pothole ...	View
	1999 Ford F-350 Super Duty XL 7.3L Misfire VIN: 1FDWF36F3X Vehicle came in with a terrible miss,no power and alot of smoke from the exhaust(grey/white)! Had code 1298 (IDM) Injectors would not self check. Replaced IDM, injectors self-check, no more codes, still runs like crap! Changed oil, still ran bad! Replaced inje... Trouble codes: 1298 (idm)	View
	2002 Ford Explorer XLT 4.0L no 5th gear VIN: 1FMZU73E32 customer come in with ses light lit. says no real concern or noticable effect to vehicle. scanned truck has 2 trans codes po735,po775. code po735 axle ratio incorrect,no 5th gear. code po775 preasure control -b solenoid circuit failure. both codes found in his...	View
	1992 GMC K1500 Sierra 5.7L Poor Idle Quality, Hesitation, Poor Fuel Economy VIN: 1GTEK14KXN vehicle came to us because the idle was not stable at idle. also, volt meter on dash would move down from 14 to 10 volts, the temperature gauge on dash would drop down to 160 and it would run poor. customer replaced parts listed in related repair history tryin...	View
	2000 Honda CR-V EX 2.0L air bags Hello friends:we have a customer that has a crv and 2 suburu outback wagons,they along with other people use these vehicles to transport kids to and from school,they would like to disconnect the passenger side air bags on these vehicles,they would like to have...	View
	1995 Jaguar XJ12 6.0L Cuts out, at freeway speeds VIN: SAJMX1346S After returning the car to the customer, she only drove it a very short while before she called to say that it wouldn't go up hills at freeway speed, or accelerate past about 45 mph. I test drove the car and found that it would reach free way speed on level gr...	View
	1996 Kia Sephia GS 1.8L MIL Lamp on VIN: KNAFA1251T The car can't be smogged. Won't set readiness codes. This code keeps coming up. I have no experience with Kia. Trouble codes: P0404	View
	1995 Mercedes-Benz S320 SWB 3.2L all shifts VIN: WDBGA33E0S This car came in from another shop who looked at it for slipping in all gears. They removed the B2 piston and stopped. The car came to me on the hook with the B2 piston in a bag. I reinstalled the B2 piston and test drove. The car would shift fine until it hea...	View
	1997 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBJF55F9B mb after market techs. we replaced the two 02 sensors on this mb with generic bosch o2 sensors. now the car comes back with codes for o2 sensor circuit malfunction on both sensors. this car did not have o2 sensor codes before we did this. do late model mb s ha...	View
	1997 Mercedes-Benz E420 4.2L first gear only VIN: WDBJF72F2V Hello fellow techs. I need help with this transmission code p0730. Mitchell does not have any diagnosis for this code. Can Somebody help!! Also there is a factory code 55 for i believe is also for first gear. thanks in advance for your help. note: we also rese...	View
	1998 Mercedes-Benz E430 4.3L engine VIN: WDBJF70F8W We have a 1998 E430 here with a loud lifter-like clatter, especially when cold. We are familiar with the problem of oiler tubes going bad on 1997 and older cars that causes this problem, but this is one of the newer dual-spark-plug engines, and we have not see...	View
	1999 Mercedes-Benz C280 2.8L MIL Lamp on VIN: WDBHA29G5X Sorry for the lack of benz knowledge. Car belongs to longtime friend. MIL comes on every couple of weeks, then goes of after a day or so. Is always stored when I get it, never active. Don't have the diag info for this, but i assume its seeing trim go max for t... Trouble codes: P0173	View
	2000 Mercury Sable GS 3.0L Stall VIN: 1MEFM5OU2Y Customer complains car starts and dies, sometimes for 1-2 minutes. Car has never failed to start or die in repair shop.	View
	2001 Mercury Sable LS Premium 3.0L Alarm VIN: 1MEHM55S51 Alarm is too sensitive. We checked with scanner to see if doors locked closed all stated closed and locked shook car willgled doors no alarm. Customer states "has to sit for at least 2 hours before it acts up",would have been nice to know that piece of info at...	View
	1999 Mitsubishi Eclipse Spyder GS 2.4L Alarm VIN: 4A3AX35G1X This vehicle was towed in with a broken harmonic balancer and we replaced it along with the timing belt and the battery. Now the customer states the alarm goes off intermittently anytime of the day. The C.O.D.E. is in the radio and I know the customer needs to...	View
	1993 Nissan 300ZX 3.0L MIL Lamp on VIN: JNCZ24H5PX This particular car came into the shop with two problems, one the check engine light is illuminated and the engine has a high idle speed (1400 rpm). After obtaining trouble codes (code 32 EGR Function) and performing diagnostics on the egr system other than re... Trouble codes: 32 (EGR Function)	View
	1996 Nissan Sentra 1.6L Poor Idle Quality, hard to start VIN: 1N4AB41D2T hi folks got a sentra here that is hard to start cold it will start and seems like its getting to much egr gas (egr has been unplugged with no change)start up vaccumm is low till it clears up and seems to hover around 10-12 inchs till problem clears in 5-10 se... Trouble codes: P0505	View
	1999 Nissan Frontier XE 2.4L Misfire, MIL Lamp on VIN: 1N6DD21S3X Hello all nissan techs I have a 1999 nissan frontier here with a misfire on cyl #4.The problem only occures between roughly 1500-2200 rpm.With engine under load between 1500-2200 rpm.I removed the vacuum line to the egr valve and skip is gone.I know that I hav... Trouble codes: 0304 (cyl misfire)	View
	1995 Oldsmobile Aurora 4.0L Poor Idle Quality, Misfire VIN: 1G3GR66C1S vehicle has intermittent miss at idle, new plugs and wires. the miss is not strong enough to determine which cylinder. have tried swapping coil packs.	View
	1997 Oldsmobile 88 Royale 3.8L ob ii connector VIN: 1G3HN52K6V i get no communication to scanner it keeps on saying check for fuses grounds wirings any solutions gentlemen?	View
	1999 Oldsmobile Silhouette Premiere 3.4L Tail Lights, Turn Signals, Back up lights VIN: 1GHDX03E3X This vehicle came in with the rear lights acting strangely. The Brake lights work fine when the ignition switch is off and the headlights or running lights are off. If any of these are on and the brake pedal is pushed, the indicators for the turn signals both ...	View
	1989 Other European vantage 326CID Excessive Emissions, Poor Fuel Economy VIN: SCFCV81V3K what i'm really looking for are some specs..surprisingly dealer was not very helpful..i need injector resistance,fuel pressure and timing specs..as always any and all help is appreciated..	View
	1994 Plymouth Grand Voyager LE 3.3L Front calipers VIN: 1P4GH54L6R This van is actually 3.8 but that option was not available while starting this post. This van has just started to exibit a slow release after pedal application. I can apply the padal and approximately 15 seconds after release the front calipers will release. T...	View
	1998 Pontiac Grand Prix GT 3.8L abs VIN: 1G2WP12K8W Car came in with ABS & traction off lights both on, customer told me lights came on after he hit a pothole with left wheels. I used a Snap-on scanner but the scanner doesn't give codes for this system, data only. I drove the car in data mode and left rear whee...	View
	1998 Pontiac Sunfire SE 2.2L Hesitation VIN: 3G2JB5243W This car seems have a hesitation most of the time on right turns, only sometimes going straight. It feels like a quick drop in rpm's then its ok. No codes ,no misfires shown, fuel pressure good in the bay .The computer is under the right fender pulled it to ch...	View
	1999 Pontiac Montana 3.4L abs & tcs light VIN: 11GMDX03E2 hear is another weird one guys: this vehicle came in with a complant of the abs & tcs light coming on intermittenly. when the customer brought the van to us the first time we hooked up the modis and found no codes. after a couple of days she brougt it back and...	View
	1996 Porsche 911 Carrera 3.6L dme problem VIN: WPOAA2996T Hello porsche techs. This car won't pass smog because of the obd 2 ready status won't achieve. We drove the car and tried to set the monitors acording to the all data printout drive cycle procedures three times and the customer has put over 1000 miles since th...	View
	1994 Saab 900 SE 2.5L Camshaft Timing VIN: YS3DM55VXR I know these motors can be tricky due to the timing belt,cams and too many timing marks!!!. I had a problem installing the belt because I did not know what timing marks to use for the cams. Sunday I went to the saabtech web site paid my 10 bucks and got a pict...	View
	1996 Subaru Impreza L 2.2L Misfire VIN: GC8-037628 Hi all, this is a grey import WRX Sti from japan. When the vehicle is hot and you floor the throttle this baby misses badly. If you watch the boost gauge it immediately drops back to 0.5 bar from the 1.0;1.2 bar it normally runs. It also backfires through the ...	View
	1996 Toyota CARINA E 1600CC Poor Idle Quality, Misfire Hi Possible someone has come accross this problem before. Customer came in with the car complaining of a miss intermittently. had car a couple of days but when a miss occoured it disappeared as soon as it came in. narrowed it down to injector number 3 not rece...	View
	2000 Volkswagen Beetle GLS 2.0L imbolizer VIN: 3VWCA21C1Y I got a new beetle in today with a dead battery when trying to jump car would start and stall and imbolizer light would flash the customer gave me paperwork from local dealer had codes for imobolizer 01316,1176,stored and an engine code of 17978 engine control...	View
	2000 Volkswagen Jetta GLS 2.8L control panel VIN: 3LWTE29MXY customer complained about heat coming from climate control panel when set to 68 degrees. check for codes at one time no problem found. reset control head with scanner and was ok for 2 months. now i checked it again and it came up with a code for a vehicle spee...	View
	2001 Volkswagen Jetta TDI 1.9L brake pedal VIN: VWSP29M91M Hello IATN Members, When coming to a stop or when driving in stop and go traffic the brake pedal will intermittenly drop suddenly and then push back up against my foot as the car lurches forward. There is also a loud hiss noise under the dash at the same time....	View
	1989 Volvo 740 GL 2.3L engine VIN: YV1FX8842K vehicle drove in, customer shut car off in drive way and car will not restart. we replaced cap, rotor, wires, spark plugs, ecu, the pick-up, the black relay on the coolant bottle, and the relay on the d/s fender well, and swapped out the mafm, and still nothin...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1999 Audi A4 1.8L MIL Lamp on VIN: WAUGB28D8X Thanks for all the great replies, sorry it took so long to post a fix. I wanted to be sure the vehicle was fixed. I found a cracked vacuum hose going to the fuel pressure regulator. I also found a vacuum leak at the 90 degree rubber elbow at the back of th... Trouble codes: 17544 (P1136 Bank 1 LTFT system too lean).	15
	2000 BMW 323i 2.5L shifting is abrupt in all gears VIN: WBAAM3344Y 3 replies were received: one suggested that transmission detected slippage and maxed shift pressure, causing hard shift. rpm and mph tracked together on tests and driving felt normal except for the abrupt shifts. one reply suggested bad rear carrier bearing. i...	3
	1997 Buick Park Avenue 3.8L fuel gauge VIN: 1G4CW52K1V This customer has not returned, and indicated she is moving out of town. Most of the replies I received indicated a poor battery connection or a spike caused by jump starting may cause the fuel gauge needle to end up on the wrong side of the tracks. We were an...	10
	1977 Cadillac DeVille 7.0L power antenna VIN: 6D69S7E663 Thanks for all the help on this one.A special thanks goes out to John [...]. from California (Northern) who hit the location right on the head.Once I had the right relay...I removed and disasembled it.I then used my power probe...which showed that the winding on t...	4
	1988 Chevrolet Gruman 2.5L Surge, Stall, Misfire VIN: 1GBBS10E5J Thanks for the 6 replies I got but the timing must have been off. I switched distributors with the other one, no change,but when I installed the original and set timing the surge and rough idle were gone. It still makes a puff out of the tail pipe now and then...	8
	1991 Chevrolet Caprice 5.0L Poor Idle Quality, cannot set base time VIN: 1G1BL5370M Sorry for the delay on closing. The customer had to take car and was supposed to bring it back, but hasnt returned yet! When he does I have a new distributor I am going to try. Thanks for the help.	8
	1993 Chevrolet K1500 Cheyenne 5.7L blower motor and brake lites VIN: 2GCEK19R2K you guys were spot on. we had to remove trans for anyway repair,and found the offending culprit.a broken ground wire at the back of the cyl.head.with youre input it was easier to spot thanks to every one for their help allan	11
	1994 Chevrolet G30 Chevy Van 5.7L front brakes VIN: 1GBHG31K4R Thanks to all that relied after replacing the calipers, brake hose, rotors,contorl arm bushings, upper and lower ball joints,flushing brake system and pressure bleeding. The fix was the ABS control module And pump. Alot of replies was to swap brake pads trust ...	18
	1994 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Cuts out, Misfire, hard starting VIN: 1GNCT18Z2R Glad to say this one is fixed. Many thanks to all who replied. Chet suggested the computer [...] have to be reprogrammed. This one did not. One suggested fuel pressure which I had already checked. Several said computer and sensor grounds. That was the trick. Aft... Trouble codes: P0117 (coolant temp low), P0123, P0139, P0327, P0328 (Knock sensor problem), P0320 (Ign control error).	15
	1996 Chevrolet K1500 5.7L brake system VIN: 2GTEK19R2T several people suggested trying different premium pads, i installed wagner super duty pads but noticed no differnce. many suggested that 12 inches of vacuum was too low and they were correct, turns out my gauge was reading incorrectly, replace it and found i a...	21
	1999 Chevrolet Lumina 3.1L Cuts out, Misfire, MIL Lamp on VIN: 2G1WL52M9X Sorry for the delay, operator is no longer experiencing a problem with this vehicle. Should it act up again I will reply with what I found. The replies I received included a shorted PCM and to check for a blown head gasket. Thanks, John. Trouble codes: P0300, P1381 (Misfire detected no EBCM/PCM serial data).	3
	2000 Chevrolet Tahoe LT 5.3L MIL Lamp on VIN: 1GNEK13T2Y Thanks to Chris, Allen and Cale for taking the time to respond to my help request. Right now customer is driving truck around with no problems other than MIL. When I do get it back which will be soon I will carefully check egr tube to see if its clogged even p... Trouble codes: P0404 (Egr feedback signal out of range), P0230 (Fuel pump control circuit problem).	6
	2001 Chevrolet Silverado 2500 HD 6.6L Cooling Systems VIN: 1GCHK23191 Thanks for all the help. The customer decided not to continue with and repairs but the most likely culprit looks to be injector sleeves. Thanks again!	9
	2004 Chevrolet Silv 25004wd 6.0L Poor Fuel Economy VIN: 1GTHK24V12 I recieved a lot of great replies...good places to check out. I realy appreciate the help. www.transferflow.com looks like the best bet. Thanks again.	8
	1990 Chrysler Dynasty 3.3L Poor Idle Quality, Misfire VIN: 1C3BN56R9L Hi Guys I would like to thank eveyone who took their time to straighten my thinking out.Everyone had the answere .I had confused myself by believing in someone elses testing and be not starting at the basics and thinking. Any how there was two bad injectors an...	9
	2000 Chrysler Grand Voyager SE 3.3L Replacing instrument cluster VIN: 2C4GJ44R2Y Hello and thanks for all the help. Found out it would have been a very bad idea to put in a salvaged cluster. Could of screwed up the PCM and cause a no start condition if either module was programmed with the opitional security system. Went for the new cluste...	15
	1997 Dodge Grand Caravan SE 3.3L Shifting VIN: 1B46P44R4V The problem was a broken flex plate, which had spun about 1/2 of an inch and re positioned itself. This was not visible when the transmission was changed, since there is a large washer in front of the flex plate that the bolts go through. Once the bolts were r...	11
	1998 Dodge Caravan 3.3L drive line VIN: 2B4GP25RXW My original thought on this problem was that it was the transmission because of the noise only occuring on decell. I did drop the tranny pan and found nothing out of the ordinarry. No debris or schrapnel only normal cluth and metal dust. The customer took the ...	10
	1999 Dodge Caravan Sport 3.3L turn sigs, door locks VIN: 1B4GP45G0X thanks to all who assisted in this repair. it turns out it was the drivers side sliding door. switch was out of adjustment. this is one for the books as-far-as learning something new. it was nice to meet some other nice tech via the e-mails and even one with t...	7
	1994 Ford F-150 XL 4.9L Excessive Emissions VIN: 1FTEF14Y2R Success at last, once again, basics solved the problem. Started testing over, fuel pressure, TPS, MAP, etc. Found MAP Hz now at 115Hz, Humm.. tested vac to MAP, now at 17', Checked for vacuum leaks with smoke tester, found leak in MAP hose about 3' from MAP se... Trouble codes: 173 (HO2S indicates rich).	14
	1994 Ford Taurus GL 3.0L Temp Gauge VIN: 1FALP52U7R Customer advised of possible blockage in coolant system but because vehicle runs well, heats well, customer advises that they can live with fluctuating temp gauge.	11
	1997 Ford Ranger XLT 4.0L Hesitation VIN: 1FTCR15X3V Victor was the closest with suggesting a bad ignition coil. It turned out to be the ignition wires. Thanks to all for the suggestions.	10
	1998 Ford Windstar GL 3.8L Electronic VIN: 2FMZA5147W Thanks to all who responded. The vehicle did in fact have a metal style EGR sensor, after removing it and road testing the symptom disappeared. We then replaced the component with an updated plastic houseing version.	3
	1999 Ford Contour LX 2.5L MIL Lamp on VIN: 1FAFP66LOX Replaced intake gasket(upper/w new bolts) and so far car is ok. As I said before MAF was cleaned and then replaced to try to fix the problem the first time. Suspected manifold as per past experiences but couldn't reproduce problem. THANKS FOR ALL INPUT. Trouble codes: P0171, P0174.	8
	2000 Ford Windstar SE 3.8L Upper Intake VIN: 2FMZA5240Y Thanks for the many replies, guys. They were all correct in pinpointing the problem. The upper intake manifold had a separate piece separate ratttling around inside the top. The fix was a updated one piece upper intake manifold.	25
	2001 Ford Ranger XL 4.0L no communication VIN: 1FTYR14V61 Have not seen vehicle again yet, but it will have to came back here for inspection. Talked to Customer on phone and she informed me cigarette lighter not working, my mechanic said it was working when we checked. I imagine I will find problem here. Thanks for a...	7
	1996 GMC Jimmy SL 4.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GKCS13W8T This vehicle came back in the shop today. Customer said the MIL came on only after he drove 80 mph on the expressway. Found a bad ignition coil - arcing internally! We also found the CAM RETARD signal at -10º, so we reset that to as close to zero as it would g... Trouble codes: P0340 (camshaft sensor circuit malfunction), P0175 (fuel system too rich bank 2).	6
	2002 Isuzu Bighorn 3.0L No Start VIN: UBS73GW721 Well this is a strange one, it turns out the oil pick up tube was broken off so the vehicle had no oil pressure. And it uses oil pressure to help activate the injectors.. Got some help from local dealer.	3
	1995 Jeep Grand Cherokee Laredo 4.0L Accessories VIN: 1J4GZ58SXS Thanks a million fellows I found the module, the wipers is working fine. thanks a millions for your response. John	9
	1998 Jeep Grand Cherokee Limited 4.0L Cuts out VIN: 1J4GZ78S7W Thanks to everyone for their help. Seems o2 heater was shorting to pcm signal. Never was able to see it on the scanner but went with it anyway thanks to A. [...] Thanks again sir. Hats off to da man. All request were helpful. Thanks again Lou	6
	2001 Jeep Cherokee Sport 4.0L Excessive Emissions VIN: 1J4FF48S51 You guys are the best it feels good to be part of this system. The vehicle went out the door without the EVAP monitor done. It passed the emission test like that. I repaired cracked rubber hose connecters in the EVAP lines and feel confident that was what spit...	10
	1997 Mercedes-Benz E320 3.2L Hesitation, Surge, Misfire, MIL Lamp on VIN: WDBJF55FOV Well this one is put to bed. Almost everyone said mass air meter.We went for it and car has been on the road for two weeks. One reply was about cam timing because we did have it apart.We did recheck and was good. Alos had a reply about a clogged cat. Good idea... Trouble codes: P0170.	23
	1999 Mercedes-Benz E300 3.0L engine VIN: WDBJF25H1X We pulled the fuel injectors and had them tested, found them clogged. We installed new nozzles and the car was more powerful and a bit quieter. The customer was satisfied with the result.	6
	1997 Mercury Mountaineer 5.0L MIL Lamp on VIN: 4MD2DU55P4 Many thanks to Allen [...], Nick and Alisha, and others for heading me in the right direction. This unit was strange in the fact that much of the info I found and or received pointed to the vehicle having a dpfe sensor- however it has... Trouble codes: P0402.	32
	1991 Mitsubishi Mighty Max 2.4L MIL Lamp on VIN: JA7FL24W4M hello, i am closing this post. customer is bringing vehicle back in a couple weeks for me. i may repost this ad. one thing i was surprised to see though was to ads for rebuilders in iatn. why. i thought this was a tech network . you know who you are . no rel... Trouble codes: 11 (o2 sensor not switching).	5
	1987 Nissan Pathfinder SE 3.0L Hesitation, Surge, Cuts out VIN: JN8HD16Y6H fuel was wicking throug the ICM then in to the injector harness causing cross signal.	3
	1994 Nissan Sentra SE 1.6L Hesitation, Stall VIN: 5BAYB13124 Firtsly, thanks to all that responded specially Kenneth from Arkansas; Mason from New Zealand; Tim from Minnesota; James and Mark from Illinois; Bill from Ontario and Chris from North Carolina that were right about Maf problem, there was an erractic performanc... Trouble codes: 0012 (Idont know what it means).	10
	1997 Nissan Altima SE 2.4L Line pressure solenoid circuit VIN: 1N4B431D5V Hello everyone and thank you to all who offered help. A few suggested that I cleen the grounds which I had already done. One suggested changing the dropping resistor which I had also done already done. To repair this Altima and remember that the transmissi...	2
	1999 Other European FERRARI 360 3586CC Throwout Bearing VIN: ZFFYR51B00 For all you Ferrari techs waiting to hear how I made out, here is the final fix. Why Ferrari would have designed and installed such an under engineered guide support in the manual transmission is beyond me. I was reminded in an email that sometimes we need to ...	3
	1997 Pontiac Grand Prix GTP 3.8L abs module VIN: 1G2WP1212V well it turned out it was the front wheel speed sensor... i only had one repley ...he said ck the history codes... there it was ..fornt wheel speed sensor...i cant remember his name but if he reads this i would like to thank him for his time Donald s.Phillip...	5

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