× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 11, 2008
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for GM
Help Request Answers
2004 Buick Rendezvous CX 3.4L Interior VIN: 3G5DA03E34
This Buick is blowing the IGN 3 40 amp fuse with the Wipers on, when it blows the wipers pause then start to work again, the only thing I see not working after it blows is the blower motor... I have not checked anything on this car yet I was hoping that someon...
2002 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KD54Y62
this vehicle is from a limo company that we service.initially vehicle came in for mil lamp on with noticable miss on two cylinders.found coil towers cracked on both banks.replaced coils and plug boots.now at idle with no run problems,clean idle(very smooth idl... Trouble codes: P0300
1988 Chevrolet S10 Blazer 2.8L rear brake VIN: 1GKCT18R8J
Customer came with failed inspection for brakes. Rear seals were leaking and shoes were done. Replaced drums, shoes,cylinders and seals. He returned for inspection and failed saying the rear were nt working properly. Rechecked and bled system again. R&R rear b...
1993 Chevrolet P30 Motor ho 7.4L hydroboost/power steering VIN: 1GBKP37N7P
One of the techs here has a Power steering problem with the hydroboost so I am posting it here. When the vehicle is fired up the resourvour is sucked down to empty and we have no power steering past a quarter turn. It also feels like the hydroboost drops out. ...
1995 Chevrolet Camaro Z28 5.7L Detonation VIN: 2G1FP22P4S
Hi Girls and Guys, Thanks in advance for the many replies on this. Based on past experiences on here. I bought this Z-28 from a friend. She bought it new. Problems is it detonates badly under acceleration. I knew about the Dist. problems and just put in a new ...
2003 Chevrolet Tahoe LS 5.3L rear hvac VIN: 1GNEK13T83
After spending a few hours on this one. i THINK i know whats wrong, would like a little reinforcement before i pull the rear heater box. The rear heater actuator works between 5 and 250 count for the position of the blend door. Well, if i jump the actuator bel...
2004 Chevrolet Silverado 1500 5.3L gauges VIN: 1GCEK14T44
Hello everyone and thanks for taking the time to read this. This truck has some intermittent instrument problems that i thought were in the cluster. The odometer would work when it wanted and some of the gauges would go beyond the scale at times (peg themselve...
2004 Chevrolet Cavalier LS 2.2L Safety VIN: 1G1JF52F94
i got this 2004 chevy cavalier customer complians that after locking the car , after a while sometimes takes 1/2 hour or 3 hours to act up on her which the factory alarm comes on & the interior lights flashs; no codes in the system. all dorrs tested & shows do...
2007 Chevrolet Silverado 1500 LTZ 5.3L Safety VIN: 2GCEK19J87
This my dads truck he lost his extra set of keys and remote my question is can we relearn key and remote with out dealer . and what plus or - means on key thanks
2007 Chevrolet Suburban 1500 LTZ 5.3L reverse lights VIN: 1GNFK16367
Hi all, having some troubles with this suburban, the reverse lights stay on-even when driving down the road. I have found that if you tap on the relay box under the hood the lights will go out, then about the 3rd time shutting the car off it happens again. I h...
1999 GMC Jimmy SL 4.3L No Start VIN: 1GKDT13W3X
need help on this one, I'm not familiar with domestic brands; , the problem is thar this jimmy won't start when cold. it is not getting injector pulse , fuel pressure is within specs right @the spider. shutting starting fluid the truck runs, and after 3 attemp...
2003 GMC Safari 4.3L Lighting VIN: 1GDDM19X23
I am having a problem with this Safari /conversion van it is a quality conversion but still a conversion van. problem is the interior lights will not go out no matter what . I can access all body parameters and all the doors show open and closed when they shou...
2000 Pontiac Sunfire SE 2.2L Misfire VIN: 1G2JB1240Y
this car has a miss on freeway when you crowd the throttle. It only happens when the outside temp is below 35 degrees. car has good spark plugs, wires and newer coils. like i said only happens on freewy at cruise. motor does not have egr valve. fuel pressure i...
2002 Pontiac Bonneville SSEi 3.8L abs VIN: 1G2HZ54112
Hi to everyone. I have Bonneville SSEi here with an abs/traction control problem. The traction control will activate only when turning a corner, either direction. I can't get to act up sitting still, just after a stop or turning a corner. Trac off light will c...
2000 Saturn SL2 1.9L slipping VIN: 1G8ZK5275Y
hi guys, i am replacing the transmission in this car with a used unit (used car lot car) i know there is a difference betwwen single and dual overhead cam engines i dont think i have the right trans for this car the numbers on the bellhousing dont match here i...

Fixes & Summaries for GM
Fix/Summary Answers
1994 Chevrolet S10 4.3L master-slave VIN: 987654301Y
Still can not seem to get the air out. Am purchasing a Phoenix Bleed tool.
1994 Chevrolet K1500 Cheyenne 6.5L Hesitation, Surge, Cuts out, Stall
Thanks for all the great replies. It seems the 94 has to have the injection pump replaced with the module according to the dealer. Have recomended repair to the customer and they are waiting for now.
1996 Chevrolet K3500 7.4L MIL Lamp on VIN: 1GBJK34J5T
First,, let me say 'Thank You' to all that offered to help, and for the time involved in doing so.. At the present time this truck has been 'relocated' to the back lot behind the less needy, and as part of our on going fleet reduction will have another wac... Trouble codes: P0300 (Random Misfire).
1997 Chevrolet Astro 4.3L No Start VIN: 1GNEL19W8V
Well as bad as this sounds after sitting over the weekend it fired right up of Monday morning. Even though I had removed 4 plugs, (2 are very tough to get to) cleaned them and blew out the cylinders. The only thing I can figure is I got hosed by very washed do...
1998 Chevrolet K3500 Cheyenne 5.7L range hub VIN: 1GCHK34R4W
We replaced the worn parts( range hub,range fork )and also replaced the output bushing. I took the pump apart and found the plungers had flats worn on them so I replaced the pump also.The fork and hub didn't look like they had gotten hot at all but the guides ...
1999 Chevrolet Malibu 3.1L Cuts out, 17inch,vac-22iac mot VIN: 1G1ND52J7X
thanks for all the help.some many called the hoses at the purge vavle backwards,correct! i use paint or fingernail polish to mark hoses,the other guy caused a lot of extra work by not being sure,and marking things. pittsburgh is about 1200 feet above sealevel(... Trouble codes: P0171, P0172, P1441.
2002 Chevrolet Malibu LS 3.1L No Start VIN: 1G1NE52J72
Thank you everyone for your assistance. You all have helped me tremendously. Yes, it was the theft deterent system. I performed the re-learn procedure and it started right up. We'll recommend a new anti-theft module now. But, at least we've located the pro...
2004 GMC Sierra 2500 HD 6.6L transmission range VIN: 1GITUZH224
Thank you everybody, your help was invaluable. I got 11 responses and 10 of them were correct! What a valuable resource this website is! I replaced the ignition switch and the truck runs, works great. No more issues. Thank you so much everyone. I can finally m...
2005 GMC Yukon Denali 6.0L heads VIN: IGKF66U05J
Well I didnít need to tear this one down after all. I tried everything that was suggested, but it still would not flow. I tried yet another water pump to see if perhaps I had received another defect, but when I was running the truck up I noticed that the coola...
2000 Oldsmobile Alero GL 2.4L Misfire VIN: 1G3NL12T2Y
Thanks for all the replies, finally talked customer into bringing another plastic housing for the ignition coils.He claimed its new O.E.M. replaced it test drove home several days never acted up. Customer has been driving several days.Played ring around the ro... Trouble codes: P301B (cylinder 1 misfire).
1998 Saturn SL2 1.9L No Start VIN: 1G8Z15271W
found out to be crank sensor thanks to all that helped
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next