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Prev Professional Automotive Repair Technical Discussions for October 22, 2017
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2007 Pontiac Grand Prix 3.8L MIL Lamp on VIN: 2G2WP55287
Got another mess from a body shop here. Got called into look at codes p0452 and po641. Could not get to fuel pressure sensor so started testing at pass through connector in trunk. Scanner was showing 0.00 volts on pressor sensor single. Code sets if pcm see le... Trouble codes: P0452, P0641 (5volt reference circuit 1)

Fixes & Summaries for GM
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2002 Cadillac Escalade 6.0L rear A/C VIN: 1GYEK63NX2
Alright gentleman, checked all leads that where given. However, I could not locate any type of extra inline filters. I went ahead and replaced all components and flushed the system once more. The system worked better but not as cold in the rear. (Almost a 10...
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