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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 13, 2007
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Open Help Requests for GM
Help Request Answers
1991 Buick Park Avenue 3.8L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G4CW53LXM
Hello everyone,I have this Park Ave here and its doing wierd things.It came in as a no start and after leaving it overnight it fired right up.Figured it was the module because it would buck and surge when hot and stall and not startand start and run fine when ... Trouble codes: 41 (cam sensor)
1998 Cadillac Eldorado ETC 4.6L Poor Idle Quality, high idle VIN: 1G6ET129XW
the problem i am having is very randomly the idle will begin to climb to around 2500 rpm. when i say random it could be a month before it happens, or it could be the next day. there are no codes for high idle, or anything else for that matter. every pid looks ...
1984 Chevrolet El Camino 5.0L water pump VIN: 1GMDX1F72J
Hello all, sorry the vin is not correct, I forgot to bring it home this weekend, it is not necessary for this question. I am installing a new water pump on this el camino and ran into something I have never seen before. when I removed the water pump I found th...
1997 Chevrolet Venture LS 3.4L Poor Idle Quality, Misfire VIN: 1GNDX03EXV
Vehicle came in running bad with a coolant leak in the lwr intake. I replaced the intake gaskets rockers and pushrods. No more coolant leak, but it still runs rough at idle. I smoked the system and can't find any leaks. Under a load It runs good, but idles ver... Trouble codes: P0121
1998 Chevrolet K1500 Cheyenne 5.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1GCEK19M6W
well this one has me stumped, what is happening here is the bank 2 sensor 1 o2 when warm will go lean right around 100 mv and stay in that area the the computer will try to compensate and st fuel trims will go to 50 percent and flood bank to causing 2 4 6 8 to...
1998 GMC K2500 Sierra SL 5.7L Poor Fuel Economy VIN: NONE VINR
shop says knock sensor is at fault after 2 weeks of testing . no codes, only drivability isssue is noisy(lazy) lifter since engine rebuild . has anyone else ever seen a knock sensor pass all tests and yet cause this problem shop says lifter is not causing this...
1999 GMC Jimmy SL 4.3L abs VIN: 1GKDT13W4X
Upon driving vehicle an coming to a stop the anti-lock brake system engages. When problem occurs, both the abs and brake light will illuminate for approx 1-2 seconds and scanner will reset as if it lost power or communication. The problem of both lights illumi...
1991 Pontiac Sunbird LE 3.1L Poor Idle Quality VIN: 1G2JB51T2M
Hi everyone.I have my brother in laws Sunbird for a few days to see if I can find the problem.It started a few months ago with a rather high but steady idle speed (1000-1200) when hot.Then it started getting higher each time it is started.Today it was idling a...
2002 Saturn SL2 1.9L No Start VIN: 1G8ZK52782
I have a serious problem that I have created with this Saturn and I am hoping there is a Saturn tech out there that can help me. I was trying to reprogram the pcm for an update for loss of power. There was an error and now I have no communication with the comp...
2007 Saturn Outlook XE 3.6L air bag light
had code boo52 deployment commanded and would not clear, had air bag problem message on instrument cluster and air bag red light on. replaced silver air bag computer under center consol and now the message on instrument cluster is gone, red air bag light is on...

Fixes & Summaries for GM
Fix/Summary Answers
1998 Chevrolet Cavalier Z24 2.4L camshaft covers VIN: 4G1JF32T7W
Thanks to all that replied with help on estimating this job. I ended up doing the camshaft housing cover gaskets and water pump only (customer declined doing timing chain,tensioner,guides,etc...) Not a bad job, just time consuming as you all warned me. Next on...
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