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Prev Professional Automotive Repair Technical Discussions for March 19, 2013
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Open Help Requests for GM
Help Request Answers
1994 Cadillac Seville SLS 4.6L Heater core VIN: 1G6KY5298R
Hey there fellow Techs. I am working on a 1994 Cadillac Seville STS with no heat in the passengers compartment. The customer claims that he is usually running around 200 degrees and is now running 216 and has no heat. I verified no headgasket issues with the b...
1999 Chevrolet S10 LS 4.3L No Start VIN: 1GCCT19WXX
This truck lossed power and stalled with no restart back fires and kicks back like the timing is off pulled codes p0340. R&R cam sensor changed gas soaked plugs and then the cam sensor connector still no luck it dumps to much fuel when you crank it but no fuel... Trouble codes: P0340
2007 GMC Sierra 1500 Classic SL 4.8L 1st Gear VIN: 3GTEK14V67
Hi guy's, I have a noise (a low knock/rattle/growl)which seems to be coming from the transfer case, noise was loudest at pump area of case, noise only happening in low/1st gear at 2-10 mph seems like the noise goes away when shifts to 2nd but really hard to sa...

Fixes & Summaries for GM
Fix/Summary Answers
2000 GMC Savana 3500 5.7L MIL Lamp on VIN: 1GTHG35R2Y
Thank you everyone for your input they were all helpful. We ended up changing the fuel pressure regulator with a AC Delco which bumped up the fuel pressure 3 PSI and we double checked the intake gaskets and made sure everything was sealed and good. We also end... Trouble codes: P0171 (Fuel System Lean), P0174 (Fuel System Lean).
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