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Professional Automotive Repair Technical Discussions for August 20, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Buick Century Limited 3.1L A/C compressor VIN: 2G4WY55JX1 Foreign car mechanic can not fix a domestic car. Original complaint: engine stalls with A/C on. We confirmed this, cleaned the throttle body, IAC and fixed some vacuum hoses suspecting idle too low. No - did it again. With new compressor (Four Seasons) all loo... |
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| 2000 Cadillac DeVille DHS 4.6L cooling system VIN: 1G6KD544Y0 Vehicle came in with HC in cooling system and missing...Installed new jasper engine, cleaned bypass, installed new water pump,new thermostat,new radiator,new ect all a/c deco parts. bled cooling system. air dam under radiator is there.Test drove vehicle and no... |
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| 2000 Chevrolet Blazer LS 4.3L Poor Idle Quality VIN: 1GNCS18WXY Customer came into our shop with a MIL complaint, and sometimes having a high idle. Idle sometimes stays around 1,000 rpm even after brought up to operating temp. The coolant and intake temp sensors are reading the correct values. have replaced the mass air fl... Trouble codes: P0507 (Engine Idle too High) |
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| 2003 Chevrolet Astro 4.3L Hesitation, Misfire VIN: 1GCDM19X43 This van was in for a check engine light on and smog failure. The poor performance hesitation was intermittent at this point and we could not get it to act up even with the customer driving the van. Intake gaskets, maf, one 02, fuel cap, and cats were replaced... |
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| 2007 Chevrolet Corvette Z06 7.0L abs VIN: 1G1YY26E47 After installation of the Parrot unit, problems started with a multitude of codes mostly relating to no communication between BCM & ECBM units. The ABS codes are CO281, CO550, & CO161. The BCM codes are U2108. I have a IPC code of U1000. I have checked for pow... |
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| 2009 Saturn Aura XE 2.4L MIL Lamp on VIN: 1G8ZS57B89 Hi guys, I have this 2009 Saturn Aura 2.4 here, it was in about a month back it came in setting code P2127 (APP sensor 2 circuit low) and the vehicle would go into limp mode, once I was able to duplicate it I found that APP sensor 2 voltage would drop to .06v,... Trouble codes: P2127 (APP sensor 2 circuit low voltage) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Chevrolet K3500 Cheyenne 7.4L Cuts out, Misfire VIN: 1GCHK33N6N So, we did have 2 problems. 1st we took the advise of swapping injectors and that moved the misfire to the other 4 cylinders. I hadn't done this earlier because everyone locally was telling me it was like a 4bbl intake wide open injectors wont matter. Boy we... |
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| 2003 Chevrolet Express 1500 5.3L rear folding bed VIN: 1GBFG15T83 at current time customer decline repairs and is currently going to sell vechile thanks for your time |
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| 2012 GMC Savana 3500 LS 6.0L MIL Lamp on VIN: 1GJZ7ZFG4C Thanks for lots of good information everyone. Could not duplicate complaint to check some of the suggestions given. Recommended that they check on warranty availability from dealership. Have not heard back from them regarding repairs. Trouble codes: P1682 (Ignition 1 switch circuit 2). |
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| 2004 Hummer H2 6.0L cruise control VIN: 5GRGN23U24 All replies were very helpful: here's what I found..brake lights function normally, however "touchy" (made a mental note of this), all C/C associated wiring connections were checked and are good, disconnected the alarm with no change, graphed wheel speed senso... |
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