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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 28, 2020
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Open Help Requests for GM
Help Request Answers
2000 Buick LeSabre Limited 3.8L Head lights VIN: 1G4HR54K7Y
First of all the head lights stay on for a least 10 min. I have the same car and the headlight stay on for 3 min. Which is discharging the battery because of short drives. I went into the DIC Module by using the remote & pressing #2 and pushing the Eng/Met...
2011 GMC Sierra 3500 HD SLE 6.6L MIL Lamp on VIN: 1GD523CL2B
I have codes listed, but most of all I need your help on the outside air temperature sensor (OAT) before I start on the other codes. The MDI shows the PID for the outside air temperature at -40 degrees when in engine data. I checked the sensor resistance/t... Trouble codes: P046C, P20EE, P0401 (Exhaust Gas Recirculation EGR Flow Insufficient), B0158 (Outside Air Temperature Sensor Circuit Short to Ground)

Fixes & Summaries for GM
Fix/Summary Answers
2008 Pontiac Solstice GXP 2.0L Misfire VIN: 1G2MG35X68
Thank you for all of the replies! I did a cold compression test and #4 cylinder had 70 lbs. while the others had 160. I removed the cylinder head and found that all of the intake valves were tuliped. I had all of the intake valves replaced and a valve job done... Trouble codes: P0300 (Multiple cylinder misfire), P0304 (4 cylinder misfire).
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