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Prev Professional Automotive Repair Technical Discussions for May 20, 2007
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Open Help Requests for GM
Help Request Answers
1993 Buick Park Avenue 3.8L Poor Idle Quality, Hesitation
ok Guys heres one for you . Custmer stated runs rough and hesitates when cold. Acts like coged converter when cold. once warmed up drives fine but i have some bad info from data stream. these are what i read under idle cold or hot. Custermer states that her br...
1992 Cadillac Eldorado 4.9L hvac VIN: 1G6EL13B7N
After driving the car a few minutes the check engine light comes on and the blower starts working with system off.The air bag light will also come on at times. No codes set in ECM scanner wont always connect to ECM? IPC Cluster was changed at another shop,code...
1998 Chevrolet Tahoe 5.7L MIL Lamp on VIN: 3GNEK18R1W
Hi guys The customer is a retired mechanic. After he replaced the canister purge valve, one of the hoses at the canister and checked the lines he came to me. I pulled code PO446, and new he was on the right track. I think he may have a bad fuel vapor pressure... Trouble codes: P0446
2001 Chevrolet Silverado 1500 5.3L power seats VIN: 2GCEK19T33
THIS RIG BELONGS TO A FRIEND OF MINE. He bought it new and it has been fine until recently. Now, the power seat system will not stay set. He has an extended warranty and has had it to the dealer several times and no one seems to find anything wrong with it. Wh...
1993 GMC Jimmy SLE 4.3L Poor Idle Quality, Poor Fuel Economy
This truck has a rough idle and is getting poor gas milage. Plugs, cap, wires and rotor were replaced before I starting working on it. My scanner will not work on this truck because it is not programmed into it. Have checked for codes manually and none were fo...
2000 Saturn LW2 3.0L MIL Lamp on, P1511 VIN: 1G8JW82R9Y
This car arrived with code p0030 and p1511, a noisey water pump and oe timing belt. I replaced plugs, timing belt, water pump, O2 sensor and accy. belt. I thought that the faulty O2 sensor might cause some type of throttle issue, and hoped that all would be we... Trouble codes: P1511

Fixes & Summaries for GM
Fix/Summary Answers
2003 Chevrolet Trailblazer LS 4.2L No Start VIN: 1GNDS13503
Thank for all the reply, most of u guy refer to fuel problem which i think is correct, but SAT. morning when i have the fuel gauge and spark tester connected the vehicle start up normally. so i don't know that the throttle assembly have to relearn after i inst...
2001 Pontiac Montana 3.4L no security lights VIN: 1GMDX03E61
I want to thank everyone for you collective help, to lot you guys know the problem was with the electric circuit between the engine fuse box and the body fuse box.
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