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Professional Automotive Repair Technical Discussions for June 11, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1997 Chevrolet K1500 Cheyenne 5.0L No Start VIN: 2GCEK19M5V This truck originally came in for a fuel pump issue. We replaced the fuel pump and sent it away. Came back 2 weeks later for a p1345 cam/crank coorelation. Unable to set cam retard to 0 degrees. We replaced with a new distributor and now vehicle does not start... |
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| 2002 Chevrolet Silverado 2500 HD 6.6L EGR monitor VIN: 1GCHC29182 A regular customer brought this truck in stating that it didn't pass smog inspection. The paper work shows EGR monitor not run. We verified and cannot get monitor to run. As far as we know the PCM has not been recently cleared. Does any one know what might cau... |
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| 2006 Chevrolet Silverado 2500 HD LT 6.6L No Start VIN: 1GCHK23216 Have a duramax that will start only if the fuel primer is pumped till hard. I have to hurry to the key because it loses its pressure.If I plug return going back to tank it will hold pressure. once it is running it runs fine. I have checked for air with clear h... |
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| 2008 Chevrolet Impala LT 3.5L abs VIN: 2G1WT58K08 Vehicle came in with abs, trac. Control light on. Code p0035 erratic signal left front sensor. Upon inspection i could not duplicate issue. I soaked down the wiring harness, did a wiggle test, inspect the connections at the sensor and at the ebcm, no problems ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1967 Buick Skylark 4.9L valves lifters VIN: 444677H275 This one is done and running! Sorry it took awhile but his one got put on the back burner. As much as I would love to say the machine shop caused this, it was the lifters. I forgot to mention that the heads were NOT machined as the heads were measured strai... |
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| 1995 Buick Riviera 3.8L Blend Door VIN: 1G4GD2210S RESTRICTED CONDENSER, OIL POOLING. WHAT A BRAIN TEASER |
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| 2003 Buick Park Avenue Ultra 3.8L Surge, Stall VIN: 1G4CU54103 Thanks to all who replied. PCM repaired issue. PCM was feeding voltage on MAP signal wire and not calculating correct MAP reading. PCM used MAP to determine if MAF values are in range hence causing a P0101 MAF performance code. Timothy this engine is a sup... Trouble codes: P0101 (MAF Sensor Performance). |
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| 2002 Chevrolet Silverado 3500 6.6L Brakes VIN: 1GCJK33122 Replaced the brake master cylinder. and bleed brakes customer was happy with the repair thanks to all the help. |
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| 2005 Chevrolet Silverado 2500 HD 8.1L monitors not running VIN: 1GCHK24G35 Came in the morning and ran a cold start,e brake on,idle 2 minutes, and completed o2 sensor heater monitors.Checked mode 6 data,and codes,all was well. On my genysis there was 2 history misfires cylinder 8 but decided to try running the cat monitor again. The ... |
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| 2008 Chevrolet Colorado LT 3.7L Starting VIN: 1GCCS19948 Had good power and grounds at the pcm, five volts at the sensors was good put a pcm in it and all is well! The check engine light is back and the scanner talks to pcm as well,,,many thanks to all who helped me!!! |
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