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Professional Automotive Repair Technical Discussions for May 24, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2000 Buick LeSabre Limited 3.8L Difficult to start VIN: 1G4HR54K3Y It is hard to believe that this basic vehicle is kickin us. This vehicle when trying to start reminds me of the days of distributor caps & rotors [excessive kicking back & running very rough when it does start]also backfiring in the intake when it does start t... |
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| 2001 Buick LeSabre Custom 3.8L MIL Lamp on VIN: 1G4HP54K51 Customer came in with code P0401- low flow EGR. checked EGR operation with scanner. desired, commanded and sensed were all within range until top of EGR was wiggled- EGR is physically loose in its housing and wiring harness is loose as well. REPLACE BOTH with ... Trouble codes: P0401 |
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| 1993 Chevrolet Cavalier Z24 3.1L Cuts out, Stall VIN: 1G1JF34T4P When vehicle came to me I noticed oxygen sensor was not switching and the exhaust was reading lean. replaced oxygen sensor and it is switching now and the vehicle will run for 45 minutes to an hour and a half before it will stall. the car always re-starts. I a... |
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| 2009 Pontiac Vibe 2.4L MIL Lamp on VIN: 5Y2SP67039 Trying to repair code po136 and code 138 bank 2 sensor 1 have replaced sensor with a denso sensor twice ckeck engine light still comes on every few days all scan readings are normal can anybody out there help us with this problem. Trouble codes: P0136, P0138 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2006 Cadillac DTS 4.6L No Start, No Communication wit VIN: 1G6KD57Y56 Thanks for all the help. Michael from Florida nailed it. Cleaned the coolant from EBCM connector and everything worked. Thanks everyone for the helpful info. |
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| 2005 Chevrolet Cobalt LT 2.2L Surge, Misfire VIN: 1G1AZ54F55 Well, Doug from Michigan hit this one on the head. We tested everything and when the signal from the TCM to the PCM was corrupted and all wiring checked good installing a new TCM resolved the issue. Thanks for all your help and ideas. When you think you've che... |
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| 2006 Chevrolet Impala SS 5.3L Misfire, MIL Lamp on VIN: 2G1WD58C96 Thank you all for the advice. Using the information that came in from all you folks I decided to estimate this as a full blown (shotgun) repair. My opinion is that the Solenoid was the issue, Of course the oil manifold could have developed a leak and not allow... Trouble codes: P1101 (Actual Measured Air Flow.... not within range of calculated air flow), P0171, P0420, P3449. |
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| 1998 GMC K3500 Sierra SL 6.5L Hard 1-2 Shift VIN: 1GTHK39F5W So i walked away from this for a few days. Thinking back decided to start with the basics this is not a complicated system. Found that the oss sensor was rust jacked pushing sensor 1/8in away from tone ring just did not catch it earlier thanks all for the info... |
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