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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 5, 2020
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Open Help Requests for GM
Help Request Answers
1984 Chevrolet C10 Scottsdale 5.0L Ac VIN: 1GCDC14H2E
Doing a complete ac replacement. Looking for total oil charge spec. Compressor needs 6 oz.cant find spec in alldata or mitchell or motor manual. Tia
2002 Chevrolet Suburban 1500 LT 5.3L Cuts out VIN: 1GNFK16Z02
Customer says truck will die while driving. Sometimes it will start right back up after hitting the key, other times it will have to set for 10 minutes +/- or a day before it will start again. When it doesn't start, engine cranks but won't start. He's repl... Trouble codes: P0332 (Knock Sensor 2 Circuit Low Input Bank 2), P0300 (Random/Multiple Cylinder Misfire Detected)
2008 Chevrolet Suburban 1500 LTZ 5.3L Poor Idle Quality, Surge VIN: 3GNFK16388
Good morning IATN! My customer brought in a vehicle a week ago for a very bad misfire and oil pressure light. Vehicle was diagnosed with bad lifters, so we suggested a new engine because vehicle had over 245k miles on her and we decided that was the better...
2016 Chevrolet Silverado 3500 HD LTZ 6.6L No Start VIN: 1GC4K0C82G
truck was towed in with crank no start condition, it died on the road while driving. No codes stored in any module that would point me in any specific direction. I monitored FRP and I have about 6500 psi as well as 6500 psi desired, the reading ramps up pr...
2010 GMC Acadia SLT 3.6L electrical VIN: 1GKLRMED7A
Reassembled front end, did the best we could with harness, fuse box was removed and now bad in place. Have power to all engine components, inside at ign switch and power to all modules. when key on check engine light flickers,( 12 volts) and no communicati...
1968 Pontiac GTO 6.6L Hesitation, Surge, Cuts out VIN: 242678P209
Hello Quadrajet Experts!! I have a 1968 Pontiac GTO 400ci Muncie 4 Speed. This vehicle was restored 5-7 years ago and I recently inherited it. When accelerating I have been having a dead spot in acceleration and sent the carburetor out(stock quadrajet) and...
2009 Saturn Aura XE 2.4L starter VIN: 1G8ZS57B79
Sorry I'm having to ask this question but my scan tool just went down and I won't have one before next week. Normally I would use it to help diagnose the problem. I may be just asking a question that can't be answered but I'm crossing my fingers. This car ...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Chevrolet K1500 Suburban 5.7L Encoder Motor VIN: 3GNFK16R7X
Hello Everyone My repair is still going on and I have finally found the last few parts to fix the transfer case. When removing the transfer case from the transmission I was greeted with two or three quarts of ATF trapped in the housing which connects the trans...
2004 Chevrolet Monte Carlo SS 3.8L No Start VIN: 2G1WX12K94
I waited to close this to make sure vehicle fixed. So Timothy and [...] were very helpful in shedding some light on how the PATS worked and why car wouldn't start if history codes were cleared. So for starters, I replaced the ignition lock cyl with new PA... Trouble codes: B2958 (Security system sensor data circuit high), B2964 (Key in ignition circuit high).
2004 Chevrolet Silverado 1500 LT 5.3L Battery
Thanks for all of the tips guys. I had found that the key in chime would go off when the vehicle would exhibit the draw (even though the key was sitting on my bench). I replaced the ignition lock cylinder (and ignition switch at the customer's request) but th...
2011 Chevrolet Silverado 1500 LT 5.3L Misfire VIN: 1GCPKSE38B
based upon all the replies. i bought an pressure gauge for testing the cats. the pressure gauge reading is less then 1 psi. switched the o2 sensors upstream. after vehicle warmed up miss moved to the left side. replaced the right hand sensor. test drove vehicl... Trouble codes: P0300.
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