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Professional Automotive Repair Technical Discussions for May 27, 2005 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1999 Buick Park Avenue 3.8L light on VIN: 1G4CW52K1X car has a "engine coolant low check level" message on,the car has a three wire sensor and shopkey shows two wires,on the car i have gnd,and pos voltage on two of the three wires,if i short the gnd to the other wire it turns off the light, i have replaced the s... |
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| 2001 Cadillac DeVille DHS 4.6L accys VIN: 1G6KE57Y81 excuse length of this request, as problem started out with a general symptom and then deteriorated to a specific one. car was left off for grinding brakes. battery was dead next am, key was in ign but was switched off in park. after starting up off booster pac... |
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| 1990 Chevrolet C1500 Cheyenne 4.3L Poor Idle Quality, Stall VIN: 2GCEC14ZXL The vehicle stalls on you when you snap the throttle. Then it dies when you are just sitting there. Fuel pressure is within normal range. The vehicle is not throwing any codes. |
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| 2002 Chevrolet Corvette 5.7L rack? VIN: 1G1YY22G82 This super fast vette has a shimmy when tipping the wheel above 85mph. Does not do it at any speed below that. Owner likes taking it to open track events so he complains about this all the time. I built the engine and trans so he thinks I can fix this too. Nee... |
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| 1993 GMC C3500 Sierra 7.4L Clutch master cylinder VIN: 1GDHC34N3P Clutch master keeps breaking |
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| 1988 Pontiac Firebird 2.8L No Start VIN: 1G2FS21S7J Hey gang. It's been a while since i've seen one of these.So i guess its jabbing me a little. I have no injector pulse and no ground pulse at coil hense no spark also.On my data stream; RPM is 0. Labscoped pickup in distributor-n.g.So i called a distributor. TH... |
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| 1992 Pontiac Bonneville SE 3.8L No Start VIN: 1G2HX53L7N A good friend of mine asked me to take a look at this car to help a lady out. The husband had torn a good bit of the dash apart in hopes of replacing the ing switch. Got in over his head and car is towed to our shop. No "thief" light comes on in dash. Jump s... |
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| 2002 Pontiac Bonneville SLE 3.8L gauges, DIC, Remote, HVAC, Radio, windows VIN: 1G2HY54K52 Hi Techs, We got this in for various accessories inop, we found the fuel gauge and oil pressure gauge inop, all windows inop, the DIC shows just dashes. We tried to communicate with the class 2 system with our tech 2 but are unable to communicate with any modu... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1993 Buick LeSabre Custom 3.8L motormount Thanks for all the info, the stud I was talking about has no inverted torx head unfortunately. I removed the alternator for more room spun on 2 flat 19mm nuts ( not alot of threads on stud )stud turned out problem solved. I appreciate the help! |
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| 1997 Buick LeSabre Custom 3.8L Misfire, MIL Lamp on VIN: 1G4HP52K9V Well this is the one that has left unfixed. I received a lot of good information a lot had thoughts that the problem was fuel. A bad fuel injector, PCM not firing injector or a vacuum leak, checking the O-rings at the PCV valve and injectors. I did switch the ... Trouble codes: 0300 (misfire). |
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| 1997 Buick LeSabre Custom 3.8L engine oil pressure VIN: 1G4HP52K7V clearances were incorrect on crank ,timing cover was warped causing a low oil pressure condition at idle (with the smoke machine I built from robert foss (thanks man!!!) I was able to see the oil pump leaking smoke at 1.5 psi).anyway the buick from hell is gon... |
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| 1984 Cadillac Fleetwood Brougham 4.1L power seats VIN: 1G6AW4783E After checking the control switches and the wiring harness from the control switches to the inside of the A pillar as my replies suggested and interviewing both drivers of the car I found that the control switches weren't used right before the car was shut off... |
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| 1989 Cadillac DeVille 4.5L climate control panel VIN: 1G6CD5150K thanks alot to all who responded. sorry about the slow fix post. It turns out that I had gotten 2 bad body control modules. It kept losing the bcm to pcm serial data line. The bcm had a crack in the circuit board. We got another bcm and the car has been on the... |
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| 1994 Chevrolet K2500 5.7L radiator VIN: 1HCFK29K5R Thanks to every one for responding! All were extremely helpful. As many of you mentioned it was/is a bent frame issue. The frt lft snout is 2' in too far resulting in dynamic stress failure. I'm shipping the vehicle back to the original frame/body shop for a f... |
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| 1996 Chevrolet Tahoe 5.7L Misfire, MIL Lamp on VIN: IGNEC13R4T YEP,YEP,YEP! The Intake gasket was leaking vacuum into cyl #5. As I stated in the update with the pcv unplugged, there was a lot of vacuum at the oil cap. After replacing gasket, all was well. Thanks guys for helping me stay on the basics. THANKS TO ALL WHO ... Trouble codes: P0305. |
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| 1996 Chevrolet Corsica 2.2L No Start VIN: 1G1LD554XT Well!!! Thank you so much for the 20 replies. Kelly,John [...] from all included: Leaking fuel pressure regulator,compression readin... |
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| 1996 Pontiac Grand Am SE 2.4L Hesitation This vehicle was fixed by replacing the ignition module back to the original delco part, (part was originally replaced in an attempt to fix a misfire condition) also the short braided ground strap that bolts to one of the four engine cover bolts and lies under... Trouble codes: P0335, P0341. |
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