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Professional Automotive Repair Technical Discussions for February 26, 2005 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 1995 BMW 525i 2.5L Starter VIN: WBAHD6320S We have a 95 BMW 525i that starts in all gears. We have replaced the neutral saftey switch with no change. Everything is original, no aftermarket alarms or remote starter, no signs of cut wires. Any ideas? |
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| 1996 Cadillac DeVille 4.6L tcc VIN: 1G6KD52YXT car has a p0471 code for tcc slip speed error. we did a trans flush but code returned. after flush master tech shows slip speed at +120 plus. mitchell says it should be -10 to -64 . passed code on two drive trips,but code returned. after longer drive home. th... |
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| 1989 Chevrolet Corsica 2.0L Hesitation, Surge, Stall, Misfire VIN: 1G1LT5419K On light accleration car hesitates while driving, and customer has had car stall out twice and restart fine. In shop loaded up will have visual blipps in injector pattern and spark cutting out for a fractional second. Im thinking it maybe a module or pick up. ... Trouble codes: 45 (rich) |
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| 1999 Chevrolet Venture 3.4L pass key VIN: 1GNDX03E5X I have completed intake gasket, plugs, coils, and wires on this van. On initial restart all was fine, but after test drive and restart, the Pass Key light has come on and the air bag light will also illuminate intermittently. Checked codes with Solus scanner a... |
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| 2003 Chevrolet Tahoe LT 5.3L transmission VIN: 1GNEK13Z63 Customer was driving with cruise on at 70 mph. Trans suddenly downshifted to 2nd, never to return to 3rd or 4th. Cannot be manually shifted to 3rd. Test drive with tech2 shows pcm is commanding it to shift. I am not a trans tech so here's my question. Should t... |
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| 2002 Dodge Durango SLT 4.7L Poor Idle Quality, Stall, Misfire, MIL Lamp on, HARD TO START VIN: 1B4HS48NX2 Hi everybody: this car has me lost, came in the shop for rough idle, and mil on, check and p0335 was in memory. Check harness and voltage and everything ok so i replace sensor, clear codes car seemed to run ok, the same day car comes back with same code, but... Trouble codes: P0300 (multiple misfire), P0335 (crank sensor circuit) |
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| 1996 Ford Taurus GL 3.0L Misfire, MIL Lamp on, no communications VIN: 1FALP52U8T I have this older Taurus in with a 3.0L standard 12-valve motor. I donot see an FFV sensor on this unit. And, It has ABS ,SRS ,and GEM module. I can get the GEM,ABS,and SRS system to talk to scan tool. I am using a MT2500 with 2000 pathfinder. And, I have the ... |
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| 1997 Ford Taurus GL 3.0L MIL Lamp on VIN: 1FALP5249V This code sets as soon as you run the KOEO test. From what I have understood so far this is an electrical malfunction. (correct?) I have checked wiring and nothing seems out of specs. I have battery voltage(approx.) at the red wire to the vmv.When I run the KO... Trouble codes: P0433 |
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| 1999 Ford F-150 Lariat 4.6L pats system VIN: 1FTRF17W7X Came in 2 weeks ago with a no start with the PATS system fuse blown. Replaced fuse and truck ran great. Now the fuse isn't blown, no other fuses are blown, and the truck won't start. The antitheft light flashes very fast when you crank it over. Allready tried ... |
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| 2000 Ford Taurus LX 3.0L MIL Lamp on VIN: 1FAFP5223Y Hello felow techs. I have a 2000 ford taurus that came in on the hook the other day. after checking basics, spark and fuel, found no fuel pres. checked for power and ground at fuel pump, and found good grnd. and power. we replaced the fuel pump module. this ha... |
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| 2000 Ford Explorer XLT 4.0L delay to no drive engagement VIN: 1FMZU73E2Y Hello Techs, This is a 2000 Ford Explorer with a 5R55E trans.I scanned trans.module and ecm and had no codes with NGS. I checked live data and solenoids were working and epc looked good,also checked shift positions.I decided to replace valvebody gaskets.Alighn... |
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| 2003 GMC Sierra 1500 SLE 4.3L engine VIN: 2GTEC19X93 Hello all, I am posting this for another Tech. This Sierra pick-up has a noise only when cold i.e. after sitting outside in the shade for at least an hour ,35 f or lower. When driving at abou 1500-1700 rpm there is a howl sound that seems to eminate from the l... |
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| 1994 Jeep Wrangler S 2.5L Backfire VIN: 1J4FY19P6R I posted this earlier, but think I did it wrong. Hope this is the correct place to post it. I have a 1994 Wrangler with a 2.5L VIN "P" in the shop. It has no power and is backfiring out through the exhaust at part throttle. Does not matter if there is a load ... |
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| 2003 Jeep Wrangler X 4.0L cruise control VIN: 1J4FA39S23 Hi all, here's a very weird one for you! We had a new customer (why a new one to do this to!) bring his [...] 4.0 5 speed to us to install cruise control. We thought the best thing to do would be to install factory cruise. Everything went well, had to a... |
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| 1991 Lexus LS400 4.0L Drive shaft-Axles VIN: JT8VF11E2M Hopefully there is a Lexus tech who can help on this one. I have a 91 LS400 which has a viration that starts at 35 MPH and stays with the car from there. You can feel in in the car and seats. I found a TSB about a similar problem and the tsb says to replace th... |
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| 1998 Mercury Sable GS 3.0L rear calipers VIN: 1MEFM50U9W Greetings to all, What looked like a simple problem is starting to eat our lunch. Car came in with complaint of moaning type noise from the rear. Car is rear wheel disc with ABS. Takes about 20 minutes of driving before noise makes itself known. Quite simply t... |
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| 2000 Nissan Frontier SE 3.3L Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: 1N6ED26Y9Y engine start without any problem. runs and smells like exhaust is getting into intake. there are not any fault codes. fuel injector pusle width goes crazy. have checked egr valve and blocked off. checked all grounds and voltage. checked wiring from sensors to ... |
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| 1991 Oldsmobile Cutlass Ciera SL 3.3L Poor Idle Quality VIN: 1G3AM54N1M Customer brought this vehicle to me after he replaced the IAC to cure a fast idle, about 2800 RPM. I checked the IAC he put in and saw that it did not have a o ring seal on it, I picked up another one, still had the same problem. The idle air passage is clean.... |
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| 1999 Pontiac Sunfire SE 2.2L Lighting The problem with this vehicle is daytime running lights and high beam lights don't work. Low beam and park lights do work. I notice high beam symbol is on and sometimes blinks when trans is shifted into drive. I read the achieves and I found two corrosive brok... |
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| 2000 Pontiac Grand Prix SE 3.1L gas guage VIN: 1G2WK52J3Y the car came in with shifter lights blinking and gas guage moving from full to empty when you move shifter |
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| 1999 Volkswagen Jetta GLS 2.8L Surge, Stall VIN: 3VWSE29M8X Hey drive techs.. This Jetta VR6 came to me after seeing many repair shops with little work done. The car has been in a collision before and had a poor attempt of an aftermarket radio installed which was corrected with a factory unit. Occasionally the EPC l... Trouble codes: P0420, P1142, P1545 |
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| 2001 Volkswagen Beetle GL 2.0L MIL Lamp on VIN: 3VWBK21C71 good evening: this new bug is giving me fits. the car came in about 3 months ago, and had a throttle body alignment that would not stay aligned. it alos had the epc light on, with the pedal code. we replaced the throttle body, and reset the computer. it worke... Trouble codes: 16610 (pedal sensor), 18554 (not sure of this code has something to do with the pedal), 16725 (cam positon sensor), 16705 (engine speed sensor) |
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| 2001 Volkswagen Cabrio GL 2.0L MIL Lamp on VIN: 3VW4827OY1 Car came in w/ mil on. Pulled code 1128. Checked for vac leaks, non found. Fuel pressure ok. New fuel filter. Ohmed all injectors and did balance test as well. Injectors tested out o.k. Scanner shows long term fuel trim is at + 23-25. I believe at 25 it is max... Trouble codes: 1128 (bank one lean excessive) |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1993 Cadillac DeVille 4.9L heat VIN: 1G6CD13B8P Thanks to all for the replies. As suggested by the majority of responses, we changed the heater core. Now the heat is GREAT. |
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| 1995 Chevrolet Lumina APV 3.1L engine VIN: 1GNDU06D4S Thanks to Dave, Lanes, and Bill [...], I checked the torque on the head bolts and found 1 broken in the upper row nearest the lifters. Removed head, finally managed to get broken end out, reassembled and all is well now. Really grateful to all who replied with... |
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| 1998 Chevrolet Malibu 2.4L steering VIN: 1G1ND52T4W hello to all, well it's fixed after a week of frustrating hours. I want to thank clyde for giving me advise on changing the high pressure power-steering line with a GM line. I had secound thoughts on changing the line after replacing it with a after market lin... |
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| 2001 Chevrolet Suburban 2500 8.1L No Start, Stall VIN: 3GNK26G11G Well this one is done. I hope no one else out there has to go through what I did. I ended up having to pull the transmission to get enough access to pull it out. This has got to be one of GM's dumbest ideas. You would think that they would have learned their l... Trouble codes: P0335 (Crankshaft Position Sensor Circuit). |
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| 2001 Chevrolet Blazer LS 4.3L four wheel drive VIN: 1GNCT18W21 thanks for the reply there was a wiring harness shorted to ground by the egr. |
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| 1995 Chrysler New Yorker 3.5L cluster gauge/lights VIN: 2C3HC46FXS thanks guys,i looked up wireing and put a test light on fuse to i/p # 17 and 14 , turned on ignition switch and no power for 3 sec then pwr and gauges,installed oem switch and works great,thanks again |
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| 1999 Dodge Intrepid 2.7L Timing Chain VIN: 2C3HH46R7X The problem was a bad tensioner. It looks like when it warmed up the tensioner was colapsing back into it's bore. The dealer didn't want to believe me that it was a tensioner issue. They wanted to blame it on low oil preesure or plugged oil galleries, which I ... |
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| 1995 Ford F-350 Special 7.3L lines VIN: 1FTJX35F45 I installed the filter in the rear line and every thing works fine. Thanks Randy |
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| 1996 Ford Windstar 3.8L Poor Idle Quality VIN: 1FTNW2146F thanks you all for your info. helps having more than one persons ideas. i removed the injectors and the end caps were missing on the injectors i r&r #2,#4 then miss on hot soak moved to #5 cyl. changed all injectors-pass end caps must be for heat transfer and ... |
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| 1997 Ford F-150 Lariat 5.4L Poor Fuel Economy VIN: 1FTEX18L4V A big thanks to all who replied.. Pulled maf to clean and found K&N air filter, so found oily film all over maf and maf housing. Then pulled rest of plugs to be Either too rich or too lean(two rear cylinders). Plus were bosch plugs to boot. Replaced with NGK's... Trouble codes: P1000 (Drive cycle not complete). |
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| 2002 GMC Sierra 1500 5.3L Poor Idle Quality, Stall VIN: 2GTEK13T84 performed crankshaft varition learn procedure and idled much better cust has yet to return,thanx to everyone that replied |
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| 1998 Lexus ES300 3.0L Excessive Emissions VIN: JT8BF86G4W It looks like we are going to have to put this in the not fixed file. After looking over the messages sent, we tried swapping the MAF sensor from another vehicle. But, got the same results. We also noticed that the coolant temp did not rise above 160 deg. So w... |
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| 1990 Mitsubishi Montero LS 3.0L Excessive Emissions VIN: JA4GJ51S7L I finally got this vehicle back in the shop. The precat hc and co readings are hc 84ppm. and co .24%. I also checked camshaft timing. It appears as though the converter is the problem. My mitsubishi dealer doesn't have a nox tester and is reluctant to warranty... |
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| 1995 Nissan Altima GLE 2.4L MIL Lamp on VIN: 1N4BU31D1S Thanks to all of you who helped with this one. It turned out to be under a bulletin to move the wire fron the ecm to crank sensor away from each other. But the other thing was that the ground splice had a bad connection in it so I cleaned it and resoldered it ... Trouble codes: P0400, P1336. |
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| 1996 Other Ford 4700 7.3L No Start, Cuts out VIN: 1HTSCABK4T it took over 2 weeks for the boss to order and pich-up the crank sensor you all spoke about. It now been a week with no problems, so I guess it's fixed. thanks to all for your help mitch |
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| 1996 Pontiac Grand Am GT 3.1L MIL Lamp on VIN: 1G2NW52M4T well the fix appeared to be replacing the pcv valve,i had an answer from jim in georgia on this one,the valve draws vacuum from same port as the purge control solenoid,the pcv valve appeared to be the original and would not rattle when shaken.i replaced it and... Trouble codes: P0440. |
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| 1997 Pontiac Trans Sport 3.4L Cooling Systems VIN: 1GMDX03E7V Upon closer inspection of the head gaskets, found one head gasket with a small crack to the bolt hole. I suspicion that we had coolant steaming up by the headbolt. I have dealt with the newer GM V8 engines and found that problem with no clear evidence on the b... |
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| 2002 Saturn SC2 1.9L moonroof VIN: 1G8ZY14712 Fixed this thing.. Turns out it was the tracking. Remove roof from car and wiped out all the tracks. Re-greased everything and it works fine. |
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| 1994 Toyota Corolla 1.6L Excessive Emissions VIN: 1NXAE04B7R I want to thank everyone that gave me a helping hand. Like I said in the post the car was not at my shop but at my friends. It actually was a combination of problems. I had a-lot of post telling me to junk that aftermarket cat and check the valves. Well he got... Trouble codes: 25 (Lean Malfunction). |
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| 1996 Volkswagen Passat GLS 2.0L Stall, MIL Lamp on VIN: WVWGC83A5T Once again, Thanks to everyone that helped fix this vehicle!! I cant believe I didnt go to this right away but it ended up to be a fuel pump relay. I normally am not one to throw parts at a vehicle but this time i did, mostly because of haste. We took the rela... Trouble codes: P1125 (1 Fuel injector short to ground). |
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