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Professional Automotive Repair Technical Discussions for June 22, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1996 Cadillac Seville SLS 4.6L abs VIN: 1G6KS52Y2T sorry to post one this old, this caddy keeps setting code 73 in abs/tcs, no code 93 in pcm. code 73 is pcm-abs comm error. wires check good have tried a different pcm and different abs module. key on have .57 volts on one wire and 4.88 on other. does anybody k... |
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| 2008 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57998 Car has a P0455 evap emissions large leak. Put in a new GM gas cap and canister vent solenoid but the code came back. Smoked it through the fuel filler and get plenty of smoke coming out of the vent hose cap which is tie strapped to the filler hose. Don't have... Trouble codes: P0455 (evap emissions large leak) |
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| 2006 Chevrolet Express 1500 4.3L Steering system VIN: 1GCFG15X36 Van came to us for the new hoses as they were leaking. It did not have this symptom when it arrived. Now, when turning the wheels side to side and while driving, it develops a death wobble. Seems to be more pronounced when turning left than right. When the van... |
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| 2007 GMC Acadia SLT 3.6L windows,hatch,signals VIN: 1GKEV23717 Have a 2007 Acadia without any power windows working, no rear hatch operation(opening or power lift) and only rear turn signals that start to flash and then go dark. Hazard switch works same(front signals work fine but rear start then die). Door locks operate ... |
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| 1990 Pontiac Bonneville LE 3.8L timing chain noise VIN: 1G2HX54C4L Car came in with a leaking pan gasket. We sold the owner on replacing the rod & main bearings and timing chain set with a new chain tensioner since the pan was already off. Everything went well. When the engine was started , their is a very noticeable buzzing ... |
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| 2003 Saturn Ion-2 2.2L Poor Idle Quality, Stall VIN: 1G8AJ52F93 When the car is started for the first few seconds it seems to run fine. The upstream 02 will just sit at 1107mv. Then the idle will drop down and sound as if it was missing. When its missing then 02 will start to fluctuate . It will finally after about 10 - 20... Trouble codes: U1000 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1959 Cadillac DeVille 6.4L Mechanical VIN: 5900542560 HI, EVERY ONE: THANKS A LOT TO ALL OF YOU ,FOR TAKING TIME TO HELP. LOOK LIKE THE PROBLEM WAS THE BOOSTER! AFTER ALL OF EXCHANGED BOOSTER WE GOT ONE GOOD ONE , SHE IS FIXED AND GOT A HAPPY CUSTOMER. THANKS AGAIN FOR YOUR HELP MATT |
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| 2002 Chevrolet Silverado 2500 HD 6.6L EGR monitor VIN: 1GCHC29182 Mode 6 says that EGR passed but I/M status says EGR monitor "incomplete" or "not ready" depending on scan tool used. I replaced the thermostats and ECT is normal now. No other parameters seem out of the ordinary. Drove according to drive cycle and then some bu... |
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| 2004 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19T94 thanks everyone for the help and diag. test. fixed this head ache. switched # 8 and # 5 injector ground wires and found the number 8 injector driver to be the cause of the skip at times it would stick on the ground side an dump fuel into cyl. at idle this test... Trouble codes: P0200, P0308. |
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| 2005 Saturn Ion-2 2.2L Stall VIN: 1G8AN12F05 Thank you for the suggestions. The symptoms sounded just like a bad crank sensor, so we replaced it with a 2nd new unit from ACDelco and it's fixed. All caused by a faulty (new) crank sensor. Trouble codes: P0327 (Knock sensor circuit low frequency), P0336 (Crankshaft Position Sensor low frequency). |
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