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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 17, 2020
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2008 Chevrolet Suburban 1500 LTZ 5.3L Poor Idle Quality, Hesitation, Surge, Stall, Misfire VIN: 3GNFK16388
A couple weeks ago I put up a post about this same vehicle. This vehicle came into our shop with a bad misfire. Vehicle was diagnosed with bad lifters. We replace the motor only because it had very high mileage. After we replaced the motor we could not get... Trouble codes: P1174, P0300
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2012 Chevrolet Express 2500 4.8L temperature VIN: 1GCWGFCA7C
I have this van that runs fine, no smoke or steam out the tailpipe. Previously replaced the water pump, gates product, which includes new thermostat. I also replaced the ECT sensor because I felt it was not reading correctly, too high, based my infrared py...
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Fixes & Summaries for GM
Fix/Summary Answers
1999 Pontiac Bonneville SE 3.8L compression VIN: 1G2HX52K5X
Hi,thanks for all the responses.The problem was the cam had a dip at the bottom of the down ramp on #2 intake lobe. we found the problem by running the engine to pump up the lifter then turning it over by hand and closely watching the rocker arm action. it app...
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