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Prev Professional Automotive Repair Technical Discussions for August 28, 2011
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Open Help Requests for GM
Help Request Answers
1999 Buick LeSabre Custom 3.8L ignition switch
the car used to intemittently no start, found burnt ignition switch, think it was the pink wire, when it happens the dash idiots lights do not come on-secutity-oil-battery-etc, the fuel pump doesnt work and niether does the starter, replaced ign switch and it ...
1999 Chevrolet Camaro 3.8L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Stall, Poor Fuel Economy VIN: 2GIFP22K9F
Hi guys, this car needs a fuel pressure regulator bad. I'm just wondering if anyone has any tips on replacing it. This is the late model 3800 with the cast aluminum intake in a 1999 Camaro so it's half under the dash. Can it be done without removing the fuel r...
2002 Chevrolet Impala LS 3.8L Misfire VIN: 1G1WH55K22
This vehicle came in with a misfire code P0300 and has 210,000 miles on it. The misfire data shows cyl#4 is the cause on the P0300 misfire code. Naturally the spark plugs and ignition wire were in need of replacing. We started with a tune-up replacing the spar... Trouble codes: P0300 (misfire)
2009 Chevrolet Malibu LT 2.4L No Start VIN: 1G12H57B09
got this malibu the local jiffy lube cleaned the battery terminals on this thing and now it wont start there is no check engine light and i can not communicate with ecm i can communicate with everything else.it has powers and grounds.should i try to reflash th... Trouble codes: U0100, U2105
2010 Chevrolet Colorado 3.7L Re-learn VIN: 1GTCJTDDE9
Hopefully my last problem to take care of on this vehicle. TPMS will not relearn. System will not always enter re-learn, using factory procedure, P Brake on, KOEO, Park lamps on/off four times. Have attempted all approved methods to wake sensors to transmit ID...
2002 Pontiac Grand Prix GT 3.8L atf leak, lh side VIN: 1G2WP52K62
I'm not a transmission tech & I aint familiar with this, Alldata is not clear & we are not a gm dealership. My problem is that there is a atf leak @ the lh axleshaft seal. Upon removal of the seal I realized that the area that holds the roller brg in is cracke...
2003 Saturn Vue 2.2L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 5GZCZ23D53
Interesting and has me stumped. I have a 2003 Saturn Vue 2.2 ECO motor that was towed in for a no start. Initially I found that the key was worn out to the point of no return It would not engage any of the lock cylinders. So we had the customer cut a fresh k... Trouble codes: P0300

Fixes & Summaries for GM
Fix/Summary Answers
2006 Chevrolet Express 3500 4.8L Misfire VIN: 1GCHG39V96
Hello and thank you all for the input. Its seems I have forget some of what I have learned and didnt look at the obvious. Yes the catalytic converter on the drivers side was at fault. No more miss or codes. Hope I can be of help to all of you in the future. Trouble codes: P0300 (Misfire), P0420 (Cat system low efficiency bk 1).
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