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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 14, 2012
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Open Help Requests for GM
Help Request Answers
1986 Chevrolet Camaro Z28 Iroc-Z 5.0L carburater VIN: 1G1FP87H3G
We installed the new carb because the stock carb was leaking and the secondaries were not opening now with the new carb installed the choke is staying open after car is started and shuts off it will not restart until it sits for awhile
2007 Chevrolet Silverado 1500 Classic LT 5.3L not able to select 4wd VIN: 2GCEK13Z77
Vehicle came in not able to select 4wd high or low. no codes. checked out all the wiring and no shorts/open circuits. Automatic 4wd seems to work fine. Originally I could select the 4wd button and the tech 2 would show engaged. I took a module off another vehi...
2006 Pontiac Vibe 1.8L Stall, MIL Lamp on VIN: 5Y2SL65846
vehical ran well, at idle stopped at intersection, engine stalled no start no crank 30-mins. later started + ran well again. Trouble codes: P0607

Fixes & Summaries for GM
Fix/Summary Answers
1996 Chevrolet C3500 Cheyenne 6.5L No Start, Poor Idle Quality, Cuts out, Stall VIN: 1GCGC34F9T
we got a replacement PMD and fabricated an extension harness to re-mount under the bumper like sombody stated, it now stays cool and no more stalling, although it takes longer than I think it should to start when hot, but other than that, no problems.. cleared... Trouble codes: P0251, P0370, P1216, P1218.
1999 Chevrolet C3500 5.7L No Start VIN: 1GBGC34R8X
Thanks for the replies. Turns out this truck had 2 problems. VAT problem was corrected with new ignition housing. This fixed the constant no start. The other was a failing fuel pump. Note I replaced this pump a month ago and it had not even run a full tank of ...
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