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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 8, 2012
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2006 Buick Rainier CXL 4.2L tires, transfer case? VIN: 5GADT13S66
This truck has drivetrain binding issues anytime the wheel is turned while the truck is moving it binds. In reverse it will stop without using the brakes and won't move freely until put in drive and straightened out. In drive it binds noticeably and the tighte...
2003 Cadillac CTS 3.2L Misfire VIN: 1G6DM57N93
Cylinder 1 misfire most of the time, plug darker than the rest. The valve cover gasket has been leaking and filled #1 hole and swelled plug boot. Suspected voltage jumping. Tested compression 175 PSI, 3 and 5 cylinder same compression and no misfire on those c... Trouble codes: P0128, P0300, P0301, P0306
2007 Cadillac Escalade 6.2L Charging VIN: 1GYFK63837
Hey guys, Here I am stuck with this Escalade. My customer said it wouldnt turn on. We went over to where she had the car and checked the battery which was dead, no power to the car at all. We replaced the battery with a new one and it turned on with no hesit...
1993 Chevrolet S10 4.3L Hesitation, Surge, Cuts out VIN: 1GCCT19Z3P
Hi guys! 2 wks on this one and i give up. hesitates, bogs down badly when steady cruise. will slowly just go slower and slower. there are no catalytic converters on the truck. Fuel pressure is 12 psi all the time, fuel filter is new( and easy to blow through) ...
1996 Chevrolet Blazer 4.3L timing cover
This vehicles timing cover is leaking. Alldata calls for 10.8 hrs. Has anyone done this without dropping the oil pan? Looks like it could be done and I'd like to save the owner some money. If any of you fellows or gals has had any experience with this I'd appr...
1996 GMC C1500 Sierra SL 5.7L Hesitation, Surge, Cuts out VIN: 2GTEC19R4T
Driving us crazy, simple 5.7 and we can't figure out problem. When the truck is up to operating temp. it surges under load and hesitates, bucks. feels like a stuck open egr. We blocked the egr with no change in run, one upstream o2 was slow responding so we re...
2002 Pontiac Firebird Formula 5.7L #8 Push rod VIN: 2G2FV22G62
Thank you in advance for reading this post. We had this Firebird towed in about a month ago and worked on it the first week it was here. we have now hit a wall and we are hoping you can help. This customer only uses this car on the week ends and the engine and...
2005 Pontiac Vibe 1.8L Radio & Heater Control VIN: 5Y2SM63825
We have some backlighting not functioning in this Goyota. Does anyone know in advance which lamps I need to get in order to repair the radio and heater control backlighting? Any advice on lamp replacement? I suspect I will be soldering when it comes to the rad...
2006 Pontiac G6 2.4L drivabillity VIN: 1G2ZF55B46
car came in with drivability complaint scaned and code b2aaa and b2a00 p0171 po171 is lean o2 reading but what are the others?

Fixes & Summaries for GM
Fix/Summary Answers
2004 Cadillac SRX 4.6L Warning Light VIN: 1GYEE63A44
We found that there were some type of aftermarket struts install with a wiring by pass kit. Install factory struts and NO more meassage
1975 Chevrolet Caprice Classic 5.7L ride heights VIN: 1N69H5J206
Thanks to all those who replied and special thanks to those who even sent specs etc through for me, amazing support. Problem was in the final drive itself, diff carrier bearings shot, really whole thing pretty sad inside, still trying to find an axle shaft her...
1994 Chevrolet K1500 Cheyenne 5.7L Transmission shiftin VIN: 1GCEK14K1R
thanks for everyones help. sorry it took so long to get back but i kinda put this one on the back burner. it was the 4x4 low input wiring. seems the owner cut several wires that he said he "didnt need" and pushed them back into the wiring loom where they weren...
1995 Chevrolet C1500 Cheyenne 5.7L battery VIN: 1GCEC19K9S
I haven't gotten back to this to see if any of the replies were spot on but I plan on getting over there this weekend and will follow up after. Thanks to all the members that took the time to read and reply to my post. IATN is a great resource .
2002 Chevrolet Monte Carlo SS 3.8L Air Bag Light On VIN: 2G1WX15K82
Thanks to all who replied. The sales department is probably not going to approve fixing on this internal rig so I though I better close this request before I forget. I am inclined to think it is the SDM too, but I may never know on this one. I did learn more a...
2008 Chevrolet Silverado 1500 WT 5.3L Cruise Control System VIN: 2GCEK19J88
Thanks to all that replied. All responses led directly or indirectly to the brake light switch. Having confirmed the cruise control switch operations through the scan tool, at $20.00 I suggested to customer that it would be cheaper to just replace it than to t...
1998 Pontiac Firebird 3.8L Excessive Emissions, Stall VIN: 2G2FS22K9W
Well this is a weird one. After trying two rebuilt maf sensors and a new one from napa,checked the ground,power supply, all looked good. The new sensor did work better than the rebuilt but still had too much fuel,because air flow was 9 to 12 gps at idle.Took o...
2006 Pontiac Montana SV6 3.5L abs sensor VIN: 1GMDX33LX6
it took days to get carback in shop.bearing cured car.wiper motor was no big deal.everybody happy.thanks to all.
2005 Saturn Vue 2.2L Surge VIN: 5GZCZ23D15
Thanks for the replies. This was a strange issue. Apparantly the speedo wasn't an issue as it is still jumpy, however, replacing the crank sensor and checking all the wires did fix the car, it runs like a new one again.
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