Automotive Technicians Technical Discussion and Fixes for Mar 15, 2004

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	Help Request	Answers
	1994 Audi A6 2.6L lights VIN: WAUZZZ4AZS This has me stumped There are no reverse lights. They appear to work through the auto ecu . I can power them up from the front of the car and have checked back to the ecu but cant seem to find any continuity. The gear indicator on the dash was not working unti...	View
	1996 Audi A4 2.8L rack & hoses VIN: WAUDA88D5T Long story short, used car got towed in with no power steering fluid in system. Found the high pressure hose had been leaking (typical) and refilled system to see what else it needed. Bled & worked OK, next morning there's a quart of hydraulic fluid under the ...	View
	1992 BMW 520i 2.0L 3-4 shift VIN: WBAHB62020 Ok this is a very intermitted problem. The car has been taken to the Bmw dealer once and to another garage once and both times they did not find anything. This car at times does not want to shift into 4th gear (OD) the transmission is a A5S 310Z model. Sometim...	View
	2000 BMW 323Ci 2.5L door mechanism VIN: WBABM3348Y passenger door will not open with either the inside or outside door handle. The electric lock operates with the remote it will lock and unlock. The driver door operates fine but the passenger door will not. When I first got the car in about 1 week ago the pass...	View
	1991 Buick Century Custom 3.3L No Start, Backfire VIN: 3G4AH54N7M Removed cover to check timing chain. Timing chain is properly installed. Crank sensor was cracked, replaced, with no effect. Tried coils, module, and ECM. no effect. Balancer, and fins ok. Compared balancer with a new unit, to insure wrong balancer wasn't rein...	View
	1991 Buick Skylark 3.3L Poor Idle Quality, Hesitation, Misfire VIN: 1GNC54NXXM vehicle has a miss at idle and is most severe in gear brake on. the car runs great when driving down the road. i found a miss #2 cyl. and replaced the injector no help. it also has a slight stumble when you take off.	View
	1996 Buick Park Avenue Ultra 3.8L Stall VIN: 1G4CU5219T help gm gods. the problem did exsist before the line replacement. the vehicle will not act up all the time. it will stall on decel when turning. no codes are present and all scan data apears to be normal. we have looked for tsb's in shop key and have seen noth...	View
	1998 Buick Regal 25th Anniversary Edition 3.8L MIL Lamp on VIN: 2G4WF5210W This buick runs great...check lite on..P0171. bank 1 sensor 1= lean I changed fuel filter, air filter, and cleaned the injectors. Tested fuel psi. ok Lite came on 1000 miles again. Same code. LT and ST fuel look out of wac. The freeze frame set at idle while w... Trouble codes: P0171	View
	2001 Buick Regal GS 3.8L steering wheel VIN: 2G4WF55171 this vehicles symptom is on parking lot manuvers involving right hand turns you get a flutter type vibration in the entire vehicle. it is not very pronounced but definatily there. this symptom has been there for about 2 months. the vehicle had michelin hydroed...	View
	1996 Cadillac Seville SLS 4.6L Misfire VIN: 1G6KS52Y3T This thing is pulling out what i have left of my hair. It keeps cracking the number 5 plug. We have installed 5 new ones all Ac Delco by different sockets, by different Techs, and the Plug still cracks. It has all new parts around it. We look down the hole and... Trouble codes: P0305	View
	1990 Chevrolet C60 Kodiak C6H042 6.0L Hesitation, Surge VIN: 1GBG6H1P5L I am having a hard time finding any info on this truck. I want to know what should the fuel pressure be on this one. It is a throttle body with the 90 deg small inj's. I have called our local dealer but they got rid of the heavy duty side. Just searching for i...	View
	1997 Chevrolet Express 2500 5.7L overdrive VIN: 1GCGG25R0V I have this van that came in with a 4L80E transmission with shifting problems approx. 18 mo. ago. You can be driving at highway speeds 55-60 mph and lightly accel and trans either goes into neutral or I suspect 1st gear. Trans shop overhauled and returned to c...	View
	1998 Chevrolet Express 1500 5.7L Coolant VIN: JN1CA31D91 This Van Came In 6 months ago with oil in radiator At that time we suspected oil cooler in radiator leaking.It also at that time had intake gasket leaking (can you belive that)so we repaired the gasket flushed the coolant system and replaced all the oil soked ...	View
	2000 Chevrolet K2500 5.7L front rotors VIN: 1GCGK29R6Y hello and thanks for your time. the customer has had problems with brakes since new. the front rotors warp, it does not wear out front pads, the rear shoes have not been replaced and look good for the miles and the amount of front brake work it has had, it act...	View
	1998 Chrysler Sebring LX 2.5L start/fuel/ignition fuse VIN: 3C3FL45HXW I am sure this may be a silly question, but we have had this car towed in three times for no crank. each time the fuel ignition and start fuse was blown, replace fuse and will not blow for several days. There are no obvious problems in these systems, thank you...	View
	2001 Chrysler Town & Country Limited 3.8L Convertor lockup VIN: 2C8GT64L91 So here I am trying to fix the "other car" for a good customer. Car drives fine but after about 10 miles on the highway it pops 0740 & 0700 (TCC & TCM) codes. Don't have a scan tool that does tranny stuff, but the freeze frame was 63 mph @ 2080 RPM. Just won...	View
	2000 Daewoo Lanos S 1.6L Misfire VIN: KLATF69YEY DEAR TECS. I WOULD LIKE TO KNOW WHY IS THE IGNITION COIL BAD AGAIN IF I`VE JUST REPLACE IT TOGETHER WITH THE SPARK PLUGS AND THE WIRES.I FOUND I LITTLE MISFIRE JUST AFTER CHAGING THE COIL AND SUDENLY THE CYLINDER 2 AND 3 ARE DEAD AGAIN. WHAT CAN I DO? IF YOU...	View
	1989 Dodge D150 5.2L 4th gear service port has anywhere from 40 to 90 l VIN: 1B7FEU6Y9K Appreciate any help on this one. Has been a problem for a week. Notes: Fourth gear clutches were burned up after ourhauled and still has no fourth gear. Hooked up pressure gauge and found pressure to be present any time the transmission is in drive. Look...	View
	1997 Dodge Intrepid 3.5L timing belt VIN: 2B3HD46F2V Intrepid was towed in died driving,checked for spark,no spark.Check timning marks on left cam sproket,was off so i pulled front cover and both marks on cams were off.Removed belt and realigned everything,car started right away.I don't really want to send this ...	View
	2000 Dodge Dakota SLT 4.7L ps pump VIN: 1B7GL2AN5Y After about 30 minutes this PS pump starts to whine. The fluid is full with no leaks. Customer drained and filled the fluid with no change. Fluid is full of bubbles when it is making noise. Leaning towards swaping out the pump, but I thought I would ask here f...	View
	1988 Ford F-150 Custom 5.0L No Start VIN: 1FTDF15N7J This truck cranks, but won't start. Truck has plenty of power coming out of the coil, and there is spark at the spark plugs. Pulse width is way up there @40, so you can see that it is easy to gas foul the spark plugs. Map, CTS, TPS are all within proper specif...	View
	1993 Ford E-350 Econoline 5.8L Poor Idle Quality, Hesitation, Misfire Vehicle runs great cold and warm. If you let vehicle idle for one hour or drive it about 20 miles it feels like it has a dead miss on more than one cylinder and has no power. It can't be driven faster than 15 mph. Almost feels like a clogged cat. Cat and o2 se...	View
	1995 Ford Taurus GL 3.0L shift VIN: 1FALP52U0S This car has been at one other general repair and at a trans shop. The customer complains of a buck/surge in the morning. The first shop ate all the gravy off of it and shoved it to the trans shop. The trans shop insisted it's not a trans problem and refused t...	View
	1995 Ford F-150 Special 5.0L fuel tank swiching I have a weird one here the front tank will run the truck fine .But if you switch to the rear tank it starts filling the front tank to the point it overflows.Fuel pressure is good .I have replaced the inertia switch and the tank switch.Since this truck doesn't...	View
	1996 Ford Windstar GL 3.8L Misfire VIN: 2FMDA5140T This one is kicking my butt I've researched the fix database and checked all the common problems, this vehicle appears to be vapor locking after a hot soak only,van will run rough missfire and backfire fo about 15 to 30 seconds after a hot soak we have checked...	View
	1997 Ford Thunderbird LX 3.8L MIL Lamp on VIN: 1FALPG244V Dear Friends, Lean conditions I have dealt with, but P0172/P0175 is a new one, and I hope you can help. (Rich on both banks) The Genisys Scan Tool that I use does not provide Freeze Frame data for codes on this Ford. It would be helpful, but I cannot tell when... Trouble codes: P0172 (Rich Bank 1), P0175 (Rich Bank 2), P1270 (Engine/Vehicle Speed Limit Reached)	View
	1998 Ford Escort ZX2 Cool Coupe 2.0L hydraulic clutch VIN: 3FALP1131W Customer brought car back complaining of clutch pedal fades to floor on extended drive of 20 miles or more & has to pump pedal to get it up to proper level again.	View
	1998 Ford Windstar GL 3.8L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 2FMZA5147W Customer complaint: CEL-ON engine dies at idle, Engine miss. Compression good intake vacuum leaks none found. Cam position sensor found to be literary destroyed Replaced cam sensor virtually no improvement (DUH WHAT)? Replaced upper & lower Intake manifold... Trouble codes: P0340, P1537, P1538, P0171, P0174	View
	1998 Ford F-150 Lariat 5.4L lighting VIN: 1FTRX18L8W Vehicle came in with no Instrument Cluster lights and all gauges inoperative - Found fuse #29 blown. Replaced fuse - inspected wiring - all looked good. I sent the customer on his way - 5 days later he came in and said the same fuse blew again. I replaced the ...	View
	1998 Ford F-150 Lariat 4.6L alternater VIN: 2FTZX18W5W This truck showed up at my house with the alternater light on. I pulled the alternater and took it to my local auto zone, they checked it out and said it was charging. Not that I believe everything I hear, but one of the guys said something about a "positive h...	View
	1999 Ford Taurus SE 3.0L Mechanical VIN: 1FAFP53S9X This vehicle was taken to a quick oil change and found to have a swollen oil filter. Customer than took to a Ford Dealer was told it would need Oil pump due to excessive oil pressure. (had 95 psi at idle) Was referred to us by another customer. We tested oil p...	View
	1999 Ford F-350 Super Duty XL 7.3L Diesel VIN: 1FDFX46F6X Hi everyone. This is actually a F450 but there was no listing for it. I haven't had any experiance with these engines so before I make a mistake I'm asking for help. It came in with the water in fuel light on and running poor. We changed the fuel filter and ch... Trouble codes: P1280 (ICP circuit out of range low), P1140 (Water in fuel), P1247 (Low Turbo boost pressure), P0500 (VSS Econoline), P1000 (Test incomplete more driving required)	View
	1998 GMC Jimmy Envoy 4.3L No Start, Stall VIN: 1GKDT13W5W Hi Everyone Have this 1998 Jimmy in the shop that will just stall intermittently and not re-start. The first time it just restarted after a few mintues. The last 2 time was towed and I jumped in and it started first time. I a thinking fuel pump but can't prov...	View
	2002 Hyundai Accent GL 1.6L MIL Lamp on VIN: KMHCG45C32 Looking for any helpful information, ALLDATA has no information to troubleshoot nor does my Modis ? Customer states that engine light has been on for a year or so. Trouble codes: 441 (Evap Emission control system Incorrect purge flow)	View
	1999 Isuzu Rodeo LS 3.2L engine clatters VIN: 4S2CM58W5X We rebuilt the short-block , ran out of oil. Runs and drives great just sounds like a diesel (idle only) No other noises or vibrations, great power. The valve lash specs we get are .010-.0138 , there are a few valves that are very close to the high spec. .0138...	View
	1989 Jaguar XJS 5.3L Excessive Emissions VIN: SAJNA5840K Hello all techs with an idea on this Jag as we are stumped. This car failed The dyno test with extremly high co and hc readings. The air and colant temp sensors test ok the tps has good voltage and good sweep voltege. The fuel preasure and injection pulse is r...	View
	1994 Jaguar XJ6 4.0L starter VIN: SAJHX1742R Hello all. This wonderfull jaguar came to us with a cold stalling condition, that we traced to low transmision fluid. At our shop the car developed another problem. When you would turn the key to crank,the starter would crank for about .25 sec. If you would ho...	View
	1994 Jeep Grand Cherokee Laredo 4.0L Excessive Emissions VIN: 1J4FX58S7R Hi: This Jeep came in because of High CO AND HC. NOx was around 500, just under pass/fail mark. We replaced O2 sensor and CO CAME DOWN TO 0.0% HC 28PPM. But NOx went up to over 900 ppm. There is no EGR system, no timing adjustment, engine temperature running a... Trouble codes: N0NE	View
	1994 Jeep Grand Cherokee Laredo 4.0L overdrive VIN: 1J4GZ5858R Hello, This jeep comes in and out of overdrive intermittenly. When it happens the light comes on at the overdrive button. Then after a few minutes it goes back into overdrive and light at button goes out. The customer seems to think it happens more in the hot...	View
	1996 Kia Sephia GS 1.8L monitors won't run VIN: KNAFA1251T Car had flunked the AZ emissions test because the dcl did not work. Found there was no 12v power to the dcl because someone had removed its fuse (to shut off the factory alarm because the factory radio had been removed). I disconnected the alarm module and rep...	View
	1995 Land Rover Range Rover SE 4.0L air suspension VIN: SALPE1247S Greetings fellow techs, This Rover is a first time customer.Vehicle was driven in on suspension stops.No response from the levelling switches.Plugged in Autologic to check for faults and scanner would not communicate with the suspension ecu.Found fuse 44 in t...	View
	1992 Lexus LS400 4.0L trac light VIN: JT8UF11E9N Hi all, i was given this car to sort a trac and check engine light issue that i was told started when a left rear wheel bearing was changed. I drove the car and found that from start up the check engine light would come on and stay on for about 4 miles and whe...	View
	1993 Lexus ES300 3.0L inst cluster VIN: JT8VK13T6P Hi group. The instrument cluster is analog and uses LED's to illuminate the needles. The needles need several LED segments joined together to light up from the pivot point to the outer end. The problem is that two segments on the speedometer needle do not ligh...	View
	1991 Mazda RX-7 1.3L oil pump / lubrication VIN: 21M0907567 Engine was replaced with a used unit from a reputable salvage yard. Filled engine with oil, removed plugs and disabled fuel pump and turned over in hopes of developing oil pressure. Re installed plugs, engine starts, but no oil pressure. Does anyone have exper...	View
	1998 Mazda 626 DX 2.0L 1st, reverse VIN: 1YVGF22C4W This is my wife's car. I had local trans shop install shift kit as a preventative to eliminate excess line pressure common to this transmission. After shift kit, it goes into "nuetral" below about 1500 RPM. Valve body was removed and rechecked three times by t...	View
	2003 Mazda 6 i 2.3L No communication VIN: 1YVFP80C93 Vehicle went in for annual IM test and machine could not communicate with computer. Took to local dealer and they reprogramed PCM and said that all was well but still no cummunication with PCM. Customer would rather not take back to dealer even though it is un...	View
	1991 Mercedes-Benz 300SE 3.0L other throttel VIN: WDBCA24E6M Hello Tecks. This car seems to be a one year/first year deal. It has a Electronic Throttel Control on CSIE fuel injection. I have only seen it on 91 model year cars. The system is not working so you have very limited throttel. The throttel is opened by and ac...	View
	1991 Mercedes-Benz 190E 2.3 2.3L No Start, first start hard VIN: WDBDA28D4M This car starts hard every morning or after sitting for more than 2 hours espically on cold days. I can hear the fuel pump running but not sure where to tap in to check pressure. Seems to have pleanty of spark, new spark plugs (bosch platnum), cap and rotor lo...	View
	1996 Mercedes-Benz C220 2.2L engine leaking oil from rear main VIN: WDBHA22E0T we install a used engine with a new rear main seal. used engine has low miles and show no sign of any oil leaks. we have drop the transmisssin three times already and for sure it leaks at the seal. try using seal from different auto parts. even install factory...	View
	1997 Mercedes-Benz E320 3.2L Blower Speeds VIN: WDB5F55F0V Hi guys, I have this Benz here the A/C blower motor only works at slow speeds would not go up variably to high speeds. Just to explain better, if the car has a rotary dial speeds it would only go to speeds 1 and 2 would not go to 3-4 or 5…. Customer said its b...	View
	1999 Mercedes-Benz E430 4.3L compressor VIN: WDBJF70H6X Hello Benz techs, This car came in for A/C service as it was blowing not cool enough.A/C service was performed and it was nice and cold and all of a sudden it blows warm air as the compressor stop turning.Seems like temperature control is shut down the compre...	View
	1995 Mercury Sable GS 3.8L rear brakes VIN: 1MELM53433 We have replaced caliper already two times and is metal to metal again. Rear brakes are holding residual pressure. Do not think it is the calipers, suspect master cylinder. Would like to know if this is a common problem for this vehicle. please point me in the...	View
	1999 Mercury Cougar 2.5L Poor Idle Quality, Hesitation, Surge, Poor Fuel Economy, MIL Lamp on VIN: 1ZVHX61L4X Have this cougar, ck engine light on for code po420 (catalyst threthold below efficiency), also have pending code for po402 for egr flow. Inspected exhaust system for damage okay, car runs good no missfire, does have a little rough idle and under hard accelera... Trouble codes: P0420	View
	1977 MG MGB MK IV 1.8L alternator wiring VIN: GHN5UH4113 Hi techs - I am repairing a butchered 1977 MGB that came in with a Subaru alternator in the trunk. I have a (hopefully) correct Lucas alternator with a 3 blade pattern, small-big-small. The harness on the car has no connector, and was chopped up. I have 3 b...	View
	1994 Mitsubishi Galant ES 2.4L auto trans VIN: JA3AY26A6V Car was towed in with complaint of no gears (forward or reverse) checked common failures (mechanical)went to obd diag checks (no codes)and using Mitchell Giude I am to the point where they say replace the TCU with a known good part and retest. Anybody been her...	View
	1993 Nissan Maxima GXE 3.0L Hesitation, MIL Lamp on VIN: JN1HJ01F6P Vehicle came into the shop with the check engine light on, barely able to accelerate, cooling fans both running on high speed, and in limp in mode. Scanned ecm for codes syste pass code 55 came back. Manually pulled codes at ecm in mode 3 system pass code 55 c... Trouble codes: 55 (system pass)	View
	1986 Oldsmobile Cutlass Supreme Brougham 5.0L Exhaust Valves VIN: 2G3GM69Y0G This car does have a 5.0 "Y" Oldsmobile engine, although that was not one of my choices when posting. The complaint is the engine starts running poorly under heavy load. We test drove several miles and on long, uphills at high RPM's the engine started losing p...	View
	1991 Oldsmobile Silhouette 3.1L window motors VIN: 1GHUD06L9R replaced both motors the left side now works fine the right side workes up but will not go down from either side	View
	1992 Oldsmobile Bravada 4.3L Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1GHDT1GHDT vehicle surges on cruse and runs rough at idle and some times stalls	View
	1997 Oldsmobile Aurora 4.0L Sudden Excessive oil consumption VIN: 1G4GR62C6V Car belongs to my partners daughter. just purchased 2 months ago used. No intial oil consumptuion the suddenly ~ 3 weeks ago started useing massive quanities of oil. IE 8 quarts in 700 miles or about a quart per hundred. Found a service bulliton on cadalac mot...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1994 Audi 80 2.0L door locks VIN: WAUZZZ8CZR Thanks very much for the 3 people who took the effort to reply. Aiden and Danny where spot on.The trunk(bootlid)wiring had worn through the insulation of most of its wires and broken most of its wires.We repaired and slightly rerouted them(lessened the kinking...	3
	1998 BMW 528i 2.8L General Module VIN: WBADD5323W Thanks to those who replied. The general module should time out or go to sleep as it was put after 20 minuets. At this time draws should be less than 60ma.One Tech suggested checking the final stage unit for fan control. I did have this narrowed down to fuse #...	4
	1996 Buick Regal 3.8L Transmission Temperature Sensor VIN: 2G4F52K5T1 Installed new temp. sensor in trans. because I all ready had it torn down.Still displayed 278 degress on scanner. their is nothing left but the PCM . installed remanufactured PCM and this fixed the car. Summary Duane from Michigan offered the most help (hi...	3
	1997 Cadillac Catera 3.0L No Start VIN: WO6VR52R3V Well my buddy is still up in the air about what he's going to do with this Caddy that zags when it should zig... I got 3 replies pretty much backing up what I had told him, which was get 2 fresh modules from GM and get them set up at the same time. He may try ... Trouble codes: P1503 (Theft deterrent password incorrect), P1564 (Long term reset), 13 (immobilizer system Module not programed).	4
	1988 Chevrolet C1500 Cheyenne 5.7L Differential VIN: 1GCDC14K2J Thanks to all who replied. Many emailed me directly with part number for reprograming kit. Ended up using a 3.42 differential. Worked out great. Speedometer reprograming was not rocket science, once you guys explained the procedure. Problem I had with speedome...	8
	1989 Chevrolet C2500 Cheyenne 5.0L coolong sys VIN: 1GCGC24K6K I would like to expres my sincere 'THANK YOU' to those who took the time to answer my help request. Replacing the intake manifold solved the problem. I may have understated the amount of time that was allowed for the residule antifreeze to burn off from the or...	16
	1991 Chevrolet K2500 Cheyenne 5.7L pressure plate VIN: 1GCGK24K1M I received 15 replies. All good and helpful information. This paticular problem was caused by the presure plate. It was indeed bad(uneven fingers causing incomplete release). Other possible things to check included, flywheel surfaced too thin, check for adjust...	15
	1999 Chevrolet Express 3500 7.4L Poor Idle Quality, Misfire VIN: 1GBJG31J7X Many thanks to all who responded. We were never able to get the fuel pressure above 50psi at an idle. An injector balance test showed an even pressure drop on each injector. We cleaned the injectors twice and it was getting better. We ended up replacing the ...	11
	1999 Chevrolet Silverado 1500 4.8L Poor Idle Quality, Surge, MIL Lamp on VIN: 1GCEK14V1X Thanks to all that replied and took the time to read my help request. Several of the replies indicated that I was getting unmetered air from some where. I had checked this twice before and could find no vacuum leak. I checked it again with the engine overnight... Trouble codes: P0171 (sysem lean), P0174 (sysem lean).	10
	2001 Chevrolet Silverado 2500 HD 8.1L MIL Lamp on VIN: 1GCHK29G61 Well, this vehicle appears to be fixed. I replaced the CMP sensor with the current replacement from a local GM dealer across town and then cleared the code. The truck seems to start everytime now without a problem. The other two dealers close by had these CMP ... Trouble codes: P0342 (cmp sensor ckt signal low).	3
	2002 Chevrolet Silverado 3500 6.6L water in fuel VIN: 1GTHK29102 Only one reply but Eric hit it right on the head. In the wiring loom atatched to the bracket near the alternator the yellow wire had chafed thru. sealed the wire and taped it up and all is well. Thanks, the local dealer had put in a sensor and dash cluster and...	1
	1997 Dodge Ram 1500 Laramie 5.9L Misfire, MIL Lamp on VIN: 3B7HF13Z7V Thank for all the helpful replies, this truck has recieved repairs on most of the items covered. I was begining to think our test of running fuel into container and watching for bubbles was not valid, We ordered another brand pump (carter),supplied by napa, an... Trouble codes: P0300.	18
	1999 Dodge Neon High Line 2.0L huigh cluth? VIN: 1TRYDG675U As stated the transmission had damage and the high cluch was burnt up. as suggested the code 1776 was for a solidnoid problem so i replaced the valve body ( the only way to get it) car is fixed and on the road agian . thanks for the help	3
	1990 Ford Ranger STX 2.3L No Start VIN: 1FTCR10A2L we found that the main relay was bad, we played with the wires and it never acted up again, so we put a relay in it, and it has been okay since! Thanks to all who replied!	6
	1992 Ford Explorer Eddie Bauer 4.0L unknown VIN: 1FMDU34X6N 1ST we replaced the brake hoses. Couldn't see until they were removed that they were cracked. Problem still existed after replacing hoses. We replaced brake booster and that took care of the problem. The Actuator rod in brake booster was rusted up. All in all ...	11
	1996 Ford Ranger XL 2.3L MIL Lamp on VIN: 1FTCR11UOT Checked manifold passages, tested DPFE valve and replaced it light is out now. Thanks Trouble codes: 0401 (EGR insufficient flow).	23
	1998 Ford Windstar 3.0L 3.0L Misfire, MIL Lamp on VIN: 2FMZA51UXW Thanks for all the replies.The vehicle acted up for one day.The customer wanted the vehicle back after one week without acting up.Thanks again. Trouble codes: P0320.	4
	2000 Ford Focus Sony Limited Edition 2.0L All Gages VIN: 1FAHP3434Y From all the responses it looks like this is a fairly normal occurance. Thanks to everyone and especially Nick [...] for his detailed explanation. I did replace the battery as it was weak.	8
	2001 Ford Explorer Sport 4.0L Poor Idle Quality, Surge, Stall, COLD ONLY. BELOW 70 VIN: 1FMYU60E11 Thanks to all replied. We apparently got old gaskets when we did the timing chains. These were green nitrile. The new ones were black(lower) and orange (upper) . This condition was near impossible to test with a smoke machine. No smoke = no leak, right? Not so... Trouble codes: P0171.	9
	2002 Ford Ranger XL 4.0L lighting & running VIN: 1FTYR10E62 Hi all.I received 6 replies, and everyone said to check 'grounds'.The truck went to the dealer for continued diagnosis and after over $400.00 later, I`m told they found a short under the seat.Thanks to all those who responded for thier efforts.Hopefully, someo...	6
	2001 GMC Yukon XL 1500 SLT 5.3L Front tires VIN: 1GKFK16T91 Thanks for all your input, folks. Unfortunately I ended up in the hospital and am recovering from back surgery. I received some noteworthy replies. A few of them made mention of inner tie rods that can only be detected with the wheels on the ground. Others not...	12
	1992 Honda Accord EX 2.2L wont shift VIN: 1HGCB9870N Remove trans. pan, found torque conv. material in pan. R/R trans. assy. o/h trans. okay. Thanks for all replies, Bob AGM Autoservice.	8
	1998 Honda Passport LX 3.2L MIL Lamp on VIN: 4SCM58WXW4 Replys were:fuel O ring on sender and grommet on the sensor test with tester or soap and 1-2 psi or 30 inches of water ([...]); and sevrice bulletin 00-011 for pcm update and a new fuel sender unit for the dtc1441 (pcm does not compenste for signal va... Trouble codes: P1441.	5
	1994 Isuzu Trooper S 3.2L Lifters VIN: JACDH58V2R Thanks for all of the responses. After manyhours or headbanging and research, we noticed too much oil escaping between the rockers on the new shaft. We replaced the shaft only and the rockers were egg-shaped, (really hard to see) thus letting too much oil flow...	10
	1992 Lexus LS400 4.0L power steering VIN: JT8UF11E1N Thanks to everyone who replied and sorry for the delay in posting the fix. Well iATN batted 1000 on this one as everyone who responded recommended looking at filter screen for debris that would cause the pump to cavitate and hence the buzzing noise. Cleaned sc...	7
	1998 Lexus GS300 3.0L Fog Lights VIN: JT8BD68S6W Unfortunately I did not get any valuable technical information that I could use. The customer declined any further diagnostics.	1
	1984 Mercedes-Benz 380SL 3.8L starter VIN: WDBBA45A1D I want to say this car is fixed thanks to everyone who emailed me. The several replys included did you lose the shims between the convertor to flywheel to did you put the ring gear in backwards?? I repaired the car by shiming the starter away from the trans, w...	9
	1999 Mercury Villager Estate 3.3L Poor Idle Quality, Stall VIN: 4M2XV11T4X Thanks for the two replies I received. Both agreed that the problem was probably the MAF sensor even though the readings looked normal. We replaced the Maf with a Motorcraft remanufactured unit and the problem disappeared! I also noticed that the old unit hous...	2
	1995 Nissan Sentra 1.6L Hesitation, Cuts out, Stall VIN: 1N4AB41D25 I received 5 quick replies, two of which indicated distributor was probably the problem. After re-checking spark and injector waveform under load, I replaced the distributor with a reman unit and, bam, problem gone. What a great resource this is. Thanks to all...	8
	1992 Oldsmobile Achieva S 2.3L serpentine belt tension VIN: 1G3NL14A8N I received 9 replies which ranged from wronk crank pulley, 2 different belts (high output = shorter belt), wrong alternator pulley, a/c pulley too small, and improper routing. We ended up just putting on a shorter belt and it seems to be fine. I believe Mark [...]...	10
	1986 Plymouth Horizon 2.2L ride VIN: 1P3BM18C3G hi group everybody said wheel bearings. the reson we did not check these is because customer said they were changed with two good used ones. but that was the problem we put two new wheel bearings on and that solved the problem. thanks for all the help.	28
	1998 Plymouth Neon Style 2.0L Misfire, MIL Lamp on VIN: 1P3ES47C2W Thanks for all the excellent advice. Found a burnt intake valve on cylinder #4. Replaced head gasket & performed valve job. Cleaned throttle & intake manifold exstensivly while removed. All ok. Trouble codes: P0304 (Misfire cylinder 4).	14
	1991 Pontiac Grand Prix GT 3.4L Poor Idle Quality, Surge, Stall VIN: 1G2WP14XXM intake gaskets were big reply,some said ground problem,i replaced the o2 sensor that helped alot,repaired vacuum leak under upper intake at fuel pressure regulator,car is 90% better but still not 100% fixed,customer is driving it right now and says it has only...	15
	1998 Pontiac Sunfire SE 2.2L Theft System VIN: 1G2JB1246W I want to thank Mick [...],sorry I miss one guy. They all gave us good information. But sorry to say car still not running. Gene	8
	1999 Pontiac Grand Prix GT 3.8L low oil level light VIN: 1G2WP52KXX Thanks for the replies especially Tim from Fla who took the time to explain in detail how the system works.And also Tim from Ohiowho told me about the chaffed wire at the rear of the trans which is what the problem was .Friend is now happy with my ability to f...	5
	1995 Saturn SL1 1.9L Cooling Fan VIN: 1G8ZG528XS Many thanks to Ernie [...] suggested and replaced both sensors, the CTS as well as the temp. sending unit. I also replaced the CTS harness, as the old one appeared mildly corrode...	17
	1986 Toyota Supra 3.0L blown efi fuse VIN: JT2MA70L0G thanks for all iatn members they really did a great job and i especially thanks for [...]. all this guys turn out the same diagnosis they ...	14
	2000 Volvo V40 1.9L MIL Lamp on VIN: YV1VW2556Y A gas station replaced thje timing belt, and did not put the exhaust cam gear back in the correct position. It was 3 teeth off, and consequently the valve timing as off whcih registered in the OBDII system as a fault. We retimed the gear, and all is well. It e... Trouble codes: P1014.	6

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