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Professional Automotive Repair Technical Discussions for December 23, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1990 Cadillac Eldorado 4.5L No Start VIN: 1G6EL1338L Car initially came in as a hard start cold. Customer drove the vehicle to our shop. Upon inspecting the vehicle, we found that the cap and rotor were burned up as well as the coil, which had a big hole burned in the bottom. We originally did a full tune up(cap... |
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| 1989 Chevrolet Cavalier RS 2.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G1JC5112K I am a new to this vehicle. it has been an on going problem. the vehicle runs poorly at idle and sometimes dies. it also has died at cruise and deceleration. I found the injector pattern looked bad by using a timing light on it. I replaced the injector and als... |
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| 1999 Chevrolet Express 2500 5.7L engine VIN: 1GCGG25R5X this van came for check engine light ramdon misfires I checked misfire counter and showed misfires on number three only pulled plug and they were orig replaced them with wires cap and rotor ran smooth when started after a few seconds started running rought cha... |
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| 2007 Chevrolet Monte Carlo SS 5.3L MIL Lamp on VIN: 2G1WL16C87 Hello all. I have this chevy monte carlo 5.3l in my bay that is throwing code p3400 cylinder deactivation system. When driving down the road it will try to go into 4cyl mode and it will kick in and out of it a few times then will not try anymore. If you turn o... Trouble codes: P3400 |
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| 2008 Chevrolet Impala LS 3.5L Gauges, doors, ignition VIN: 2G1WB58K38 The car intermittenly does not start for a few minutes, and at times the door locks go up and down and all the guages drop while driving. There are various body codes in history every time this happens, mainly for communication with BCM. P0633 U0140 U0073 e.t.... |
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| 2008 Chevrolet Aveo LS 1.6L timing VIN: K17L753905 Guys I need some help here. Shop sold a timing belt on this vehicle as a maintenance item. I can not get the timing right! Seems to line up with the marked but it idles horrible. Take it off idle and it seems ok, timing got to be off. I must have tried about t... |
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| 2013 Other GM santa's 800CID navigation Santa must have his sleigh back by Tuesday night in order to make deliveries around the world. Without navigation working he may have to postpone Christmas. I told him don't worry I know a bunch of great mechanics that will get him back in the sky in no time. ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1996 Buick Skylark Limited 2.4L Unknown VIN: 1G4NJ52T2T HI,EVERYONE THANKS TO ALL OF YOU GUYS FOR YOUR TIME AND HELP. THE PROBLEM WAS COIL PACK COVER, IS FIXED AND ON THE ROAD. THANKS AGAIN. MATT |
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| 1986 Chevrolet Corvette 5.7L No Start, Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1G1YY6782G sorry for the delay. we knew we had a prom issue, but we could not find a oe prom. so we order another hypertech prom. this solved all issues. car works well and customer is happy. thanks for all replys. Trouble codes: 41 (cylinder select error). |
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| 1999 Chevrolet Blazer 4.3L No Start, Stall VIN: 1GNDT13W8X Thanks for all the Replies, but unfortunily I couldn't fix the issue, and the costumer needs the vehicle asap, I have had towed to the dealer... after all the info collected here the last thing I could think is the issue is the ECM, will c what they say about.... |
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| 2007 Chevrolet Silverado 2500 HD Classic LS 6.6L Starter VIN: 1GCHK24D97 As some of you suggested, the issue did turn out to be a broken wire from the emc to the glow plug relay. In the diagnosis part of it, I guess I just needed confirmation that I was looking for the right problem. What I consentrated on was two things, the lack ... |
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| 2007 Chevrolet Silverado 2500 HD LTZ 6.6L left side VIN: 1GCHK29647 Thanks everyone for the help!! I flushed the core with no change, removed the module to check for junk in the core-none. When I can get the truck back in I will remove the housing and update with what I find! |
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| 1997 GMC Sonoma SLE 4.3L Engine VIN: 1GTDT19W8V I pulled the motor on this and it spun the #1 rod bearing |
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