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Prev Professional Automotive Repair Technical Discussions for October 21, 2007
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2001 Chevrolet Prizm 1.8L Poor Idle Quality, Hesitation, Surge, Stall VIN: 1Y1SK52801
Complaint of occasional stalling upon start-up, with big hesitation upon acceleration. Symtoms lessen as engine warms. No codes present. Road tests reveal stalling upon initial start-up, somewhat unsteady idle, tip-in hesitation with uneven acceleration duri...
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Fixes & Summaries for GM
Fix/Summary Answers
1992 Buick LeSabre Custom 3.8L starts and quits VIN: 1G4HP53LSN
Thank you for all the replys. The customer has decided not to put any more money in this vehical It has other issues also. I did get a number of you saying to ck the key lock but that had already had resistors installed to by pass that. I got a reference ...
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1998 Buick Park Avenue 3.8L Excessive Emissions, Hesitation, Power Loss VIN: 1G4CW52K4W
It seems I haven't learned anything new from the captured data from the PCM. However I believe I did figure one issue as far as my data being blank every few lines. Last week the car's cruise control started shutting off intermittently while on the interstate...
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1991 Chevrolet Corvette 5.7L Poor Idle Quality, Hesitation, Surge, Stall VIN: 1G1YY2387M
THIS CORVETTE IS SMOOTH NOW LIKE CHIP ROM NJ. SAID CODE 41 BAD COMPESSOR CLUTCH GROUND GEORGE ROM CA. SAID INJECTORS ALSO CORRECT THIS CAR ATE ALL THE CHARCOAL ROM THE CANISTER SOMEHOW IT FOUND IT'S WAY UNDER THE EGR LEAVING IT STUCK OPEN PARTIALY SOMEONE RET... Trouble codes: 41 (only from ccm).
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2001 Chevrolet Silverado 1500 5.3L Misfire, MIL Lamp on VIN: 2GCEK19T01
Well we got this one fixed and I thank you for all the replies. This is a 5.3 engine it does not have a distributor so it cant be cap, rotor or getting wires mixed up. The customer drove the truck for two days and when they dropped it of it sat about a half ho... Trouble codes: P0300 (Engine misfire).
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1994 GMC Jimmy SLE 4.3L NO 3RD gear VIN: 1GKCT18WXR
Replaced the shift soliniods and the trans now works properly. the repair was performed in the truck.
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1998 GMC Safari SL 4.3L Hesitation, Surge, Cuts out, Misfire VIN: 1GDDM19W7W
THANKS TO ALL OF YOU TECHS THAT REPLIED. THIS WAS FIXED BY GOING BACK OVER THE BASICS AND GOING WITH 28 YEARS OF EXPERIENCE IN ELEC. NONE OF THE WIRING TESTED BAD IN THE SHOP OR RUNNING ON A LIFT. I KEPT GOING BACK TO THE VSS SIGNAL, I STAYED DAZED AND CONFUSE...
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