Automotive Technicians Technical Discussion and Fixes for Oct 29, 2007

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	Help Request	Answers
	1987 Acura Integra LS Special Edition 1.6L Excessive Emissions VIN: JH4DA3359H Hello Techs, I have an Integra thats driving me nuts, I know it has a lot of miles on it, the motor has been rebuilt a few times and the block has been machined along with the head, my compression is 190 all the way across and the vehicle has passed smog check...	View
	1997 Audi A6 2.8L hard down shift 4th to 2nd VIN: WAUJC84A5W HELLO, I HAVE A 1997 AUDI A6 QUATTRO WITH A TROUBLE CODE 00652 TRANSM RANGE CONTROLLER. CAR UP SHIFTS & DOWN SHIFTS FINE UNTIL TRANS TEMP REACHES 75oC. THEN HARD SHIFTS DOWN FROM 4TH TO 2ND GEAR. I HAD A VAG COM HOOKED UP & CAN WATCH THE TEMP & SHIFT. PROBLE...	View
	2003 Audi A6 Quattro 4.2L Excessive Emissions, Misfire, MIL Lamp on VIN: WAUML64B13 Customer previously had the Audi to another shop. They installed 8 new coils and an air mass meter,-genuine Audi parts. The Audi will idle steady and not misfire. While watching the misfire counter on the vag scanner you can see misfires in all 8 cylinders whe... Trouble codes: P0300 (random cylinder misfire), P0301, P0302, P0303 (misfire cylinder 3), P0307 (misfire cylinder 5), P0305	View
	1987 BMW 325 2.7L Excessive Emissions VIN: WBAAB5404H we have this bmw with high co, tried new o2 sensor, new vaf sensor, fuel pressure good,ect normal, checked evap system good. we do have vaf sensor reference voltage at 11.3 volts is this normal.thought voltage was 5 volts. dowe have a bad ecm? we have checked ...	View
	1997 Buick Regal LS 3.8L Excessive Emissions VIN: 2G4WB52K9T No vacuum leaks found. pcv and o-rings ok. o2 lazy, replaced, 02 went down and nox went up. egr position sensor actual was a little off so I replaced the egr and passages appear to be clear. This dropped nox from 710/697. When I add propane to front of maf eng...	View
	2001 Cadillac Seville STS 4.6L steering VIN: 1G6KY54951 Hello, I have This Caddy That Is driven my An older gentleman and he say the power steering goes Away Sometimes and comes right back.His Son who has Also driven The car said it has happened To him. I have checked the fluid which is full and does not appear ...	View
	1989 Chevrolet C2500 Cheyenne 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1GKDT13S02 hi iatn tech have check every thing twice it has a code 45 rich exhaust the 02 will go to 8mv and stay there st,lt fuel trims drop. when i try to rev it slow it will not go past 2500 rpm and black smoke pours out the exhaust if i put it to the floor fast there... Trouble codes: 45 (rich exhaust)	View
	1991 Chevrolet R3500 Cheyenne 7.4L left front wheel VIN: 1CRLF47R4L I did a 4 wheel brake job on this truck about 6 months ago, customer has driven it very little since then, about 400 miles. Last month he said it developed a pull to the left, that, when stopped hard enough, will cause the left front wheel to lock up. I test d...	View
	1995 Chevrolet Monte Carlo Z34 3.4L engine VIN: 2G1WX12X9S We have changed intake gaskets, PCV valve and PCV chamber and gasket. But within 1 minute the car will use 3 liters of oil..??? Customer claims no problem before belt broke. Have to believe as there is no way car could be driven this way. It may be something w...	View
	1997 Chevrolet Express 1500 5.7L noisy fuel pump VIN: 1GBFG15R5V Hello all, customer brought a 97 chevy g1500 van into our shop with a complaint of whining noise and was suspicious of fuel pump problem. With engine running on the hoist, noise was from the fuel tank/pump, could tap bottom of tank and noise would change. The...	View
	2005 Chevrolet Cobalt LS 2.2L MIL Lamp on VIN: 1G1AL12F45 Customer came in about a month ago complaining of a MIL light on and cooling fan running at high speed when KOEO or KOER. Found code P0480 (Coolant Fan 1 control circuit). Checked data stream (Modis) for high ECT reading, AC active, both were ok. Had no data s... Trouble codes: P0480 (Coolant Fan 1 control circuit)	View
	1996 Chrysler Sebring LX 2.5L Cuts out, Stall VIN: 1GT456U789 anyone with any noledge on these cars help thanked ahead of time.ive change everything but distibuter (cam sensor biult in).thanks mopar!im woundering if this is it i dont want to throuigh another part at this and it not be it im third machanic and dont like j... Trouble codes: P1296	View
	1999 Chrysler LHS 3.5L No Start VIN: 2C3HC56G7X Costumer states that after she drives for long distances like about 40 to 50 miles and she does shopping the car will crank but not start. On short runs she has no problems. Like 20 to 30 miles. We have sent it to the dealer a couple of times with no help.She ...	View
	2002 Chrysler Sebring LXi 3.0L alt.- VIN: 4C3AG52H82 The charging and brake lights flicker after a few miles of driving. We have changed and reprogramed 3 pcms. 3 new alternators, have checked all wire back to pcm. new battery, been to two shops, seems to shift funny when lights flicker. At wits end.	View
	1993 Dodge Spirit High Line 2.5L charging? VIN: 1B3XA45K5P Car came if with a no charge problem. Traced and installed used (in shop) computer. Still not charging. Replaced alternator. Charges with used computer but not with orginal (part #4714117). Ordered reman from Chrysler. Installed and car won't even run. Coolant...	View
	1996 Dodge Ram 2500 5.9L Cuts out VIN: 1B7KF23COT problem comes and goes just no power woun't go twenty mph I can not find a cts any where master tech reads five volts for the cts any one know where I might find the cts mitchel on demand is no help Thanks for the help in advance	View
	2000 Dodge Ram 1500 Van 5.9L Engine VIN: 3B7HF13Z9Y The truck seems to run alright when first started (both hot and cold). After 15-20 seconds, (assumingly when it goes into closed loop), it idles very badly, sometimes dies out, sometimes the idle soars to 2500rpm. When you give it gas, it just pops out the int...	View
	2002 Dodge Grand Caravan Sport 3.3L Poor Idle Quality VIN: 2B4GP44312 On cold start only, van crankes but wont start without a little throttle.After 3 seconds will run but have a faster than normal idol,1500ish RPM for 20 seconds then all is well until next morning.Getting worse as temp goes down at night.Temp sensos all look no...	View
	1996 Ford Contour GL 2.0L No Start VIN: 1FALP6538T Car has history of no-start and engine gets flooded with gasoline. Was towed in 2 days ago and it fired right up. Drove it around the neighborhood and turned it off, then fired right back up with no problems. I let it sit outside running for 30 minutes then tu...	View
	1997 Ford F-250 XL 7.3L No Start, Poor Idle Quality, Misfire VIN: 1FTHX26F0V Need help. Replaced fuel pressure sensor on reg block for leaking, cust took truck and returned in 2 days stating started fine, idled for about 5 min and died. On restart would try to fire and then buck and snort ant shut down. When reached shop would not sta...	View
	1999 Ford F-250 Super Duty XL 6.8L No Start VIN: 1FTNX21SOX When it doesn't want to start pumping the accelerator causes it to start. This was discovered by a young teenager that didn't know that wouldn't help. Don't know why that helps. Had it instrumented for a week and it started every day every time. Disconnected i...	View
	2000 Ford F-450 Super Duty Lariat 7.3L Poor Idle Quality, Stall VIN: 1FDXF46F7Y Ford guys,I got a strange intermittent start and die problem with this f450.If you drive it everyday it has no problems at all.But if you drive it and let it sit for two to three days it will start, run for a few seconds and die,when it does die there is very ...	View
	2001 Ford F-150 XL 4.2L spedometer This 2001 F150 truck has a 4.2 v6, 5 speed manual transmission, and a 3.55 differential ratio. I inhereted this mess from another tech. The trans was replaced with a used unit for a noise only. Now the spedometer reads very low, about 1/2 true speed. The speed...	View
	2002 Ford Taurus LX 3.0L unknown VIN: 1FAFP55U52 thanks in advance to all. i have a 02 taurus that the customer is complaining of a belt squeal. upon inspection, found that belt was not the cause of the problem. sound seems to be coming from the rear of the engine/transmission area. sound(squeal/chirp) seems...	View
	2002 Ford E-350 Econoline Club Wagon XLT 5.4L speedometer VIN: 1FBSS31L02 Hello I am having trioble with a speedometer not working,however the odometer works and the trip meter works.Using scan tool we seem to have a normal vehicle speed reading.We swapped complete cluster with a supposed to be a known good used one with the same re...	View
	2003 Ford Focus LX 2.0L odometer Good afternoon gentlemen,i am actually looking at this car for another repair shop.I am sorry for the vin code i left it on the desk when i left.The car came in running just fine but in need of a clutch so the clutch was replaced and it all went well.The mecha...	View
	1994 GMC Sonoma SL 4.3L hydraulic VIN: 1GTCS14Z8R 1994 GMC Sonoma pickup 2WD. 4.3L engine. 4 wheel anti-lock brakes. This vehicle came in with loss of brake pedal. No loss of brake fluid. Brake linings OK. Installed a new master cylinder and brake pedal still sinks to floor after repeated bleeding of ABS EHCU...	View
	1999 GMC Yukon Denali 5.7L 2-3shift VIN: 1GKEK13R1X Hello everyone, this vehicle came in and was in limp home mode,( stuck in third gear). I pulled code PO758 shift solenoid B electrical malfunction, ( 2-3 shift). I checked for power to at the fuse and terminal E on the trans connector and both had Battery volt...	View
	2003 GMC Savana 2500 4.8L Steering/Brakes VIN: 1GTGG29V33 Here's a good one for you GM nuts and front end specialists. Customer brought in this van to us with a violent vibration/shimmey on the highway about 50mph. I drove van for about 25 miles at various speeds (45-80mph)and could not duplicate.I called customer he...	View
	2004 GMC Yukon XL 1500 SLE 5.3L engine VIN: 3GKEC16T74 Hello, I have this yukon in for an engine noise. Sounds like a light knock and almost has a light chirp. Noise may be coming from front of engine or front of left valve cover. We took the serpantine belt off and the noise stayed the same. Sounds like it could ...	View
	1988 Honda Accord LX 2.0L oil pressure VIN: 1HGCA563XJ Hi guys,This peach is blowing oil filter gasket on start up? Manually test oil pressure & when started pressure guage jumps past 200 psi. You can hear the seal blowing & of course oil all over. This is third time doing this within 10 miles twice at dealer & on...	View
	1992 Honda Civic DX 1.5L No Start no start cust replace efi pcm relay. no spark or fuel. checked all fuses try to check codes by jumping connection check eng lite did not flash	View
	1996 Honda Accord Value Package 2.2L starter VIN: 1HGCD5691T greeting everyone we are working on a 1996 honda accord the customer complained about a high pitch whine after starting the motor. to us the noise sounds like the drive in the starter whining until the starter comes to a complete stop after starting. we change...	View
	1998 Hyundai excel 1.5L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: KMHUD112LM Hey there you guys, a tech question. i have got this excel and it has a problem, 1 it gets reallly hot cylinders no. 2 and 3 after like 30 seconds, where as 1 and 4 after 10 minutes is still cool to touch??? another thing is that the air filter knills the engi...	View
	1994 Infiniti Q45 A 4.5L Body control module VIN: JNKNG01D4R Hello iATN techs! I need a little help from the Infinity gurus out there. This car came to me from another garage with a parasitic draw that would kill the battery overnight. It has a total draw of 235 mA. Traced the problem to two different circuits. I have a...	View
	1994 Infiniti Q45 4.5L Hesitation, Stall VIN: JNKNG0D7RM greetings to all this ,this car has abad loss of power.the three times i felt it were exactly the same speed 60mph,engine cold with in 5 minutes of start up,and accelerating.i can drive the car around town and never feel this problem.it has codes for the knock... Trouble codes: 34 (knock sensor circuit)	View
	2000 Isuzu Trooper Limited 3.5L 2-3 VIN: JACDJ58X0Y Hi IZUZU techs, We have a Trooper here that has a very intermittent shifting problem. The problem occurs with no definite pattern of time, temperature etc. This vehicle will go into very hard 2-3, 3-2 shift and check trans light will flash continously when th...	View
	2001 Isuzu Rodeo LS 3.2L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 4S2CK58W61 Thanks for all your help in advance. this thing seems worse when cold.when it messes up the mil flashes and it seems lean. you can hear popping in the intake and it misfires and stalls. then aminute later itll start running fine Trouble codes: P0430	View
	1988 Jaguar XJ6 3.6L Cuts out, Misfire, Erratic Tach VIN: SAJHY1648J Hello Jag Techs... This Jag came in with a misfire complaint when only warm (actually HOT) Runs fine when cold / cool .. When up to operating temp car misfires severly at 1500 RPM and above (misfire / backfires) and tach is very erratic ONLY when misfire / ba...	View
	1999 Jaguar XK8 4.0L Noise VIN: SAJGX2045X We have convertible making a knocking noise when entering a driveway or exiting one we have started to take the dash out but can't see any issue. This noise is coming from the dash please help. Thanks, STewart [...] www.stewartsauto.com	View
	1996 Jeep Grand Cherokee Limited 4.0L Excessive Emissions VIN: 1J4FX78S3T hello all tech., again i need your help . i am working on 1996 jeep g/ cherokee w/ 4.0l. this is a cap car. caming w/ nox failure 1400ppm at 15 mph and 1146ppm at 25 mph. it has been in dealer for awhile and they did a top end cleaning, passed 15 mph but still...	View
	2004 Land Rover Range Rover HSE 4.4L Air ride VIN: SALMF11464 Customer drove car in with complaint she heard a loud noise from left front and message center gave warning "air suspension inactive". Customers husband says the left front wheel sounds like wheel bearing going out. I observed none of the led's light up and th...	View
	2001 Lexus GS300 3.0L Hesitation VIN: JT8BD69S91 I can not check fuel press. yet until the special fitting I order comes in,but I will update as soon as I can.This car came in with mil light on and code PO171 lean.Every thing looks good on a scanner except the maf reading is a little off at 2500 rpm's should... Trouble codes: P0171	View
	2003 Lincoln Town Car Executive 4.6L Audible Warning Chime VIN: 1LNHM81W63 hello fellow Techs, Thanks in advance for your time. The instrument cluster warning chime sounds when you first turn the ignition to Run or immediately after it is started. (Three tones) I have many years of experiecne with Ford products (particularly Lincolns...	View
	1992 Mazda 929 3.0L Struts (rear) VIN: JMIHD4618N Can anyone help me locate or guide me to locate rear struts for this vehicle (1992 Mazda 929 w/o electric adjustable suspension) and not used. Only place I've found is OEM Mazda, special order, non-returnable and they want a deposit and/or payment before orde...	View
	1999 Mazda Millenia 2.5L MIL Lamp on VIN: JM1TA221XX This car was purchased with this code. I installed a new knock sensor kit from dealer but the code still sets. I really don't know how to "test" a knock sensor. The TSB said the original sensors would have "monentary lowered resistance" from water intrusion. T... Trouble codes: P0325 (Knock sensor problem)	View
	2003 Mazda Protege ES 2.0L Poor Idle Quality, Stall, Misfire VIN: JM1BJ22593 Car takes for ever to start, wont idle well and has a multiple missfire code set. car drives down the road ok but dosent want to idle at a stop. Thanks in advance Craig Trouble codes: 300 (multiple missfire)	View
	1995 Mercedes-Benz C280 2.8L Cuts out VIN: WDBHA28EXS Cant figure this one out. vehicle starts and idles fine. you can idle forwards and revearse. however if you give it any gas is falls lat on its face. on slight pedal application in park the RPM raises to about 1200, it then starts to surge and cut out bobbing ... Trouble codes: P0600	View
	2001 Mercedes-Benz C240 2.6L electric windows VIN: WDBRF61JX1 the windows going down like 0.5 second of each time in step. Power mirror do a same thing and turn signal led on mirror do a same problem too. everything problem is on Passenger side right door. Thanks.	View
	2002 Mercedes-Benz C230 Kompressor 2.3L Ignition switch VIN: WDBRN47J82 I am replacing the steering column due to a faulty tilt lock. Due to lack of info from Mitchell/Mercedes I have removed the column first. Now I find that I need to have the ignition switch in position 1 in order to unlock the steering lock so the retaining pin...	View
	2001 Mitsubishi Montero Sport Limited 3.5L 4wd system lite flashing VIN: JA4MT41R11 Hello, We have this problem with the 4wd light flashing when in 2wd. Light stays on solid when in 4wd hi and lo. We do not have information on why this light is flashing. We checked for codes and got 21 f/l wheel speed sensor, 22 f/r wheel speed sensor, 25 4w...	View
	2001 Nissan Pathfinder LE 3.5L Hesitation, Cuts out VIN: JN80R07Y01 I am not a Nissan guy. Got this one from the local used car lot. When driving under heavy acceleration the engine acts like it is running out of fuel. Has new fuel filter and fuel pressure is within specs. Any help will be deeply appreciated. Does not set an e...	View
	1964 Pontiac GTO 389CID fuel gauge Hey Everybody! This car is driving me nuts! Initially this car came in and the fuel gauge did not work, stayed past full. I replaced the sending unit, and it nows stays on about 1/4 tank. I thought possibly the wires on the back of the gauge were installed wr...	View
	2000 Pontiac Grand Am SE 2.4L No Start VIN: 1G2NF52T3Y this vehical was towed in from another shop that didnt want to get involved in it.the vehical wont start and it cranks over like it jumped time,chain is broken or no compression.so i started there first i pulled the cover off and lined up the marks everything ...	View
	2001 Pontiac Sunfire SE 2.4L cruise VIN: 3G2JB52T51 checked all powers and grounds and all from switch and brake switchs all good.Tryed new CC mod still nothing.All connections very good condition.	View
	1998 Saturn SL1 1.9L Poor Idle Quality VIN: 1G8ZG5282W Good morning fellow techs, We have a 98 Saturn SL1, the idle on this car hangs at 1500 for up to 5 seconds or longer then drops, the customer replaced the IAC and we replaced the TPS based on a code we found. Prior to changing the TPS the idle would stay hung ...	View
	1999 Toyota 4Runner Limited 3.4L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: JT3GN87ROX This 99 Toyota 4-Runner has a PO171 System lean code, fuel trim is going crazy, smoked the system, no leaks found, fuel pressure is good, no leaks in the air induction system, O2's are good, MAF tests good... Thanks in advance for your assistance. David Trouble codes: P0171	View
	1998 Volkswagen Beetle 2.0L vss VIN: 3VWBBG1C8W Vehicle came in shifting hard and late. Speedometer works but according to scan data there is no transmission speed indicated at any road speed. Code for VSS open circuit set. Computer (trans) is located in center of dash and difficult to access. Wiring for V...	View
	2004 Volkswagen Touareg V6 3.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WVGBC67L94 random misfires on all cylinders,had new plugs before i received car.codes return quickly,short-term fuel trim pegged at 25%.ltft at 11%.cannot find leak,smoke machine unavailable.thank-you Trouble codes: 18322 (pressure sensor for brake boostG294 implausable signal), 18711 (leak in air intake sys)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2000 Acura Integra LS 1.8L Excessive Emissions, Misfire, MIL Lamp on VIN: JH4DC4345Y I change the CAT with an OEM parts and after a drive test (the catalyst monitor was ready) no pending codes. In datastream the rear O2 sensor it's around 0.6-0.7 v. I perform a valves adjustement (all the exhaust valves was out of spec.) After two weeks I... Trouble codes: P0420 (catalyst system - efficiency below threshold), P0304 (Cylinder 4 Misfire).	15
	1996 Buick Skylark Custom 3.1L instrument cluster VIN: 1G4NJ52M7T John must have chased this one before.The sdm had water damage and was shorting out the cluster.It is nice having this tool to help with the hard ones.Thanks to everyone who responded.	7
	1979 Cadillac Seville 5.7L Misfire VIN: 6S69B99472 Dear IATN techs and staff, Unfortunately I have to close this request with no fix. One thing I forgot to mention was that this car has been sitting at our shop for almost a year, and the customer does not seems to be in a hurry to fix it. I have given all the ...	19
	1998 Chevrolet P30 6.5L Poor Idle Quality, Misfire, Vibration/Shake VIN: 1GBKP32Y6W Thank you for your help, but it turned out to be the harmonic balancer was loose on the crank shaft. The balance was solid and was installed when I recieved the motor initially. The bolt was not tight, I took it out with my fingers. The nose on the crank wa...	3
	2000 Chevrolet K2500 5.7L Carrier Bearing VIN: 1GCGK23R3Y Well this one sucked, but luckily it was not our fault. Every vendor we tried gave us the wrong carrier bearing. Apparently there was a problem with cataloging. The aftermarket told us even though it looks different, it was the correct bearing. After installin...	13
	2003 Chevrolet Express 1500 4.3L i/m status VIN: 1GCFG15X53 Thanks for everybodys help. It finally switched to yes dont no what I did, the only thing that was different was the weather the few days I was trying it was in the 60's and the morning it switched to yes that night it was in the 30's. So maybe it wasn't cold ...	13
	2004 Chevrolet astra .0L Lighting VIN: 93CTMO8L34 Hello everyone, I really appreciate the help I recieved. I took the advice I recieved from francis, brom and marshall to fix the vehicle. I did use dexcool coolant which I found out was of course the recommended fluid. The reverse lights ended up being an e...	3
	1993 Dodge Caravan LE 3.3L Hesitation, Surge, Cuts out, Misfire scoped cam and rank sensors simultaneously as suggested by a number of techs. Thanks for your help guys. Lesson learned -- do not assume that because the graph feature of the modis for scan data is correct, it only shows a yes its receiving a crank signal or n...	6
	1997 Dodge Grand Caravan SE 3.3L control panel VIN: 2B4GP44K9V Thanks to all you guys responding so quickly. I especially want to thank; Matthew [...] for their step by step proceedure. This van sat for about 4 years with a locked up engine, caused by a spider gear getting between the block a...	10
	1999 Dodge Ram 2500 5.9L 2-3 shift VIN: 3B7KC2363X Thanks to all that replied.Sorry so long in closing but the customer just brought it back to be worked on.The sol. pressure and target pressure were way off,but since the owner came back to get fixed when I was very busy I replaced the gov. press. valve and so...	11
	2002 Dodge Grand Caravan EX 3.8L freon level ac performance VIN: 2B4GP74L62 thank you for your replies well sorry it took so long but I wanted to make sure it was fixed what we ended up doing was found a buddy that had a nitrogen set up that he let us use and pressured up the system to 250psi and started leak checking and found the le...	11
	2002 Dodge Intrepid SE 2.7L MIL Lamp on VIN: 2B3HD46R52 Good evening fellow techs, Well we finaly fixed thin one! I ended turning to our local Dodge dealer for some help, and i found it. I had explained the situation to him and he was able to lead me down the right path. It turns out that my diagnostic was good ... Trouble codes: P0440.	8
	2004 Dodge Ram 3500 ST 5.9L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 3D7MA48C14 after looking into the return rates of the injectors( i had to get the special tools to do this) i realized that the other 5 injectors were bleeding off after the engine was warm. i replaced all injectors and the problem was solved, this truck had more than ...	8
	2006 Dodge Viper SRT-10 8.3L Unknown VIN: 1B3JZ69Z56 Thank you all for the info. Just gathering info for customer. Will update if he gets repaired properly.	5
	1986 Ford LTD Crown Victoria LX 5.0L Surge, Cuts out, Misfire VIN: 2FABP43F3G i replaced injectors with 19 lb .it helped but still has slight miss under load only when driving.the fuel pump fixed most of the problem.i cked o2 sensors and grounds.i am not satisfied but i am going to let customer take it.thanks for all the replies.	30
	1990 Ford Probe LX 3.0L alternator VIN: 1ZVPT21U7L Thanks to all. Everyone that suspected the belt was right. The customer had an aftermarket A/C installed and the pulley was smaller and the new stock belt we put on was too big and slipping when hot. We went two sizes down and now all is good.	11
	1994 Ford E-350 Econoline 7.5L Excessive Emissions, Poor Idle Quality VIN: 1FDKE37G6R I'll call this one a draw. The PCM did fix the rich running condition, which is what it came in for. It did not restore communication. I rechecked the data lines and they were still good. The customer smogged it and it passed. He chose to not pursue the co...	6
	1995 Ford Mustang GT 5.0L high idle VIN: 1FALP42T5S Thank you all for responding to my post. I am sorry i did not post alot of info in my post due to end of day dead brain syndrome. I finnaly figured I could pull maf up to fresh air side block it off at the same time blocking off the pcv. Still ran barely. I re...	19
	1999 Ford F-250 Super Duty Lariat 5.4L noise on accel VIN: 1FTNX21L5X Thanks to everyone who responded. I feel pretty stupid for not checking the basics first. All of you were correct, the right rear manifold studs were broken on cylinder #4. I removed the inner fender to help gain access to the manifold. We smoked the exhau...	13
	2001 Ford E-450 Econoline Super Duty Custom 7.3L oil pan VIN: 1FDE45F91H Taking out the motor as I write this. i bid 23 hrs to give me plenty of time. Looks ugly but it pays. thanks evryone for your input. to our friends in Calif. I'll take the rust over wildfires,earthquakes and the fruitloops. at least the rust PAYS!!!	14
	2003 Ford Windstar SE 3.8L engine VIN: 2FMZA52463 Thanks to all who replied! It was the cam synchro shaft bearing starting to seize up. Replaced the synchro shaft and all is well. Thanks again, guys!	25
	2005 Ford F-450 Super Duty XL 6.8L Excessive Emissions, Poor Fuel Economy, running rich VIN: 1FDXE45545 Found no real problem. customer reports bus is fine. Trouble codes: 172 (175 -), 175 (testing and results).	4
	2006 Ford Mustang 4.0L Horn VIN: 1ZFT80N6B5 Customer took car back to dealer and it was fixed under warranty.	8
	1988 GMC C2500 Sierra 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1012101020 thank to every one that tryed to help but i did not win you cant win them all thank again Trouble codes: 45 (rich exhaust).	11
	1999 GMC Savana 1500 5.0L Misfire VIN: 1GKFG15M9X THE SMOKE IO DESCRIBED AS WHITE SHOULD HAVE BEEN ALSO SAID TO SMELL VERY RICH AS IT WAS EXHAUSTED ON A COLD MORNING OUT THE DOOR WITH A HOSE. ALSO SOME TECHS WERE POINTING TO HARD PART FAILURE, I HAD SAID THE PROBLEM WAS INTERMITTENT.LAST TEST WAS TO CUT WIRE ... Trouble codes: P0300 (misfire).	10
	2002 GMC Yukon XL 1500 SLE 5.3L heater VIN: 3GKEK16Z02 heater core fixed probelm of heat as heater hose temps were good in and out after core replacement, but then needed actuator for blend door at bottom of box, I told the tech to plug everything in and try it before he closed up the dash, but actuator may not ha...	3
	2000 Honda Passport EX 3.2L transfer case VIN: 4S6DM58W8Y Thanks every one that took the time to read this plead for help and a special thanks to Stan,Sean,and Hai. We found that the 4x4 switch for the control module had shorted wires ( melted together) about a foot before where it plugs onto the swich. Thanks again ...	3
	2001 Honda Civic LX 1.7L torque converter housing VIN: 1HGEM22541 I tried to take apart the convertor housing but could not. All of PROs recommended that there is no short cut. I sent the tranny to the transmission shop and fixed the problem. Thanks for all helps.	7
	1998 Isuzu Trooper S 3.5L transmission VIN: JACDJ58X0W Hey guys this one was off the wall. It ended up to be a broken wire below the battery. This vehicle had pack rat damage. Once I got the prndle display to come on, all of the problems went away.	7
	1993 Jeep Wrangler 4.0L Stall VIN: 1J4FY29S6P well i started off by cleaning all grounds that got the hard start to go away but my rpm.was still stuck all crank sensor test ok but i changed it anyway readings came back to normal i believe the bad grounds hurt the sensor somehow	5
	2000 Jeep Cherokee Sport 4.0L Poor Idle Quality, Cuts out, Stall VIN: 1J4FF48S8Y After much hair pulling, we traced the problem to a partially blown fues for the PCM. The trace would connect at times and othertimes we would have a high resistance circuit. No more poor running condition.	3
	1995 Land Rover Discovery 3.9L MIL Lamp on VIN: SALJY1248S I confused the "service" light with the "Check Engine Lamp" as many pointed out -- One is orange and one is red	4
	2003 Land Rover Range Rover HSE 4.4L ride control VIN: SALMB11413 Let me open by saying that I cannot beleive that Larry and I are the only technicians that work on Land Rovers. Larry's information was correct for part of the problem that I was having with this vehicle. When I went to the forums on the Rovacom site they ga...	1
	2000 Lexus LX470 4.7L auto height control VIN: JT6HT00WXY After major headaches and testing, we found that the damping force control actuators were bad, possibly from having the incorrect fluid in the system at one time. Thanks to everybody who replied with helpfull hints. Sorry for the delay on this one. David	3
	1983 Lincoln Mark VI 5.0L Excessive Emissions VIN: 1MRBP99FXD I RECIEVED SEVERAL REPLIES STATING TO CHECK THE EGR VALVE,AIR TEMP SENSOR, AND THE T.P.S. HOW EVER ALL OF THESE SENSORS CHECKED OK.I STILL HAVE THE CAR HERE SHOULD I FIND THE PROBLEM I WILL REPOST.THANKS TO ALL	11
	1995 Nissan Pathfinder LE 3.0L MIL Lamp on, Speedometer Inop VIN: JN8HD17Y9S Thanks for the replies, all. You were all correct! We concluded that something in the transfer case was severely worn, causing the misalignment between the gears and the resulting damage of the speed sensor and speedometer driven gear. W...	4
	2003 Nissan Altima 2.5L Unknown VIN: 1N4AL11G02 ok sorry i took so long to get back to u guys tracked down the tool threw nissian tech mate.com it is a kent more tool part j89516 thanks again	4
	2007 Nissan Altima 2.5L pads rotors FOR THIS VEHICLE I FOUND THAT THE BACKING PLATES RUB AND CAUSE SQUEAKING LUBED HAD LITTLE SQUEAKING/CUSTOMER UPGRADED TO AFTERMARKET WHEELS NO NOISE COMPLAINT AFTER THAT/ INPUT WAS VERY HELPFUL	13
	1997 Pontiac Bonneville SE 3.8L Automatic Climate Control VIN: 1G2HX52K7V Only got 6 replies, but only needed one. Within minutes of posting this help request, Matt [...] responded with an experience of his own and said to check the trunk for a wet connector. Well that was a little vague to me, but luckly I checked the trunk twice ...	7
	1994 Porsche 911 RS America 3.6L Mechanical VIN: WPOAA2991S was able to run vehicle for several long test drives, cleaned up residue and did proper oil change. problem solved. Thanks to everyone!!	8

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