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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 29, 2023
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Open Help Requests for GM
Help Request Answers
1981 Cadillac DeVille 6.0L engine idle VIN: 1G6AD4791B
This 1981 coupe Deville has a rough idle. NOT missing, is very uneven/bumping especially at idle. Seems worse when warm, also seems to be intermittent- at times seems smooth. Starts well. Resealed and cleaned TBI and injectors. Newer plugs, wires, cap and ...
1989 Chevrolet C2500 Cheyenne 5.0L No Start, Surge, Stall VIN: 1GCFC24H3K
After replacing modules truck will start and run for about 5 minutes and surge and stall and will not restart till you replace module again, but will run on carb cleaner.if you do a tap test on the purple wire injectors will fire. What will take the module...
2008 Hummer H3 X 3.7L Rocker arm VIN: 5GTEN13E88
Car is "new old". Just 4000 miles after 15 years. Client came because flashing check engine light. Just under heavy acceleration and high rpm on highway. In regular city use or even in higway but without reaching high rpm engine works very well, smoot...

Fixes & Summaries for GM
Fix/Summary Answers
2014 Cadillac CTS 3.6L leak VIN: 1G6DC1E3XE
Thanks for the replies, The trans. is a !!??## to get out of this thing so I took your advice about the torque converter most likely being the culprit. Priced it out and the converter is on backorder, go figure. The customer is storing the car for winter & wil...
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