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Prev Professional Automotive Repair Technical Discussions for January 1, 2013
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Open Help Requests for GM
Help Request Answers
2002 Buick Regal LS 3.8L 4th to 3rd on hilly terrain VIN: 2G4WB55K72
Customer came in with concerns on a harsh downshift from 4th to 3rd on hilly terrain while light was on w/ codes p0742a and 1811c. Test drove the car, everything ok on level ground from 1 thru 4 until you try passing gear, then it does shutte...
1990 Chevrolet Camaro RS 3.1L Excessive Emissions, Hesitation, Stall VIN: 1G1FP23T2L
On normal acceleration this car hesitates & dies.If you feather the throttle it does better. Any help will be appreciated. Thanks,Bill@ [...] Automotive.
2004 Saturn Vue 2.2L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 5GZCZ43D54
i check all power and grounds and also replace throttle body. i am leaning toward ecm or map but ecm is a 400.00 dollar gamnle i was wonder if any of you fellow tech have any suggest thanks for your help Trouble codes: P0068

Fixes & Summaries for GM
Fix/Summary Answers
2001 AM General Hummer 6.5L No Start VIN: 137ZA843X1
This truck is finally fixed. The problem ended up being a bad connection in the four pin connector between the main harness and the injector harness. The fix was to slightly bend each of the four pins so they would make better contact. I found it when I moved...
1998 Chevrolet K3500 Cheyenne 6.5L Surge VIN: 1GCHK33F3W
Thank you all for your help, the customer did not want to repair the truck and got rid of it. I have a better understanding of diesels now.
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