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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 12, 2010
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2000 Cadillac Catera 3.0L headlights VIN: W06VR54R1Y
shorting out headlight switch .ck'd all circuits individually can not find any problems ,activated all circuit from connector ,but shorted new switch as soon as plugged it in ,now headlights & running lights are flashing .chasing my tail on this one ,could fre...
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1999 Chevrolet Tahoe LT 5.7L timing cover VIN: 1GNEC13R6X
Holle group I am having oil leak issues on this 5.7 timing cover done one year ago 20k miles . Now leaking from crank seal two bolts almost on the top of the cover. It was a dealer cover with new bolts was torqued. Was thinking crank wear with the miles, but t...
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1999 Chevrolet Blazer LT 4.3L Blinkers VIN: 1GNDT13WXX
Hi, I have a 1999 chev blazer in my shop. when the trailer is hooked up and thre turn signals are turned on all the lights on both sides blink. I did check for pos. voltage at the six round plug in on the blazer side. None on left or right terminal.Looks lik...
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2000 Chevrolet C3500 6.5L No Start VIN: 1GCHC33F1Y
hello iatn i have an issue with a Chevy 3500 diesel truck. When you try to start the truck it does nothing it wont even try to start ,but if you use the wd-40 trick it will run. Ive looked at the modis and it is showing that the injector pulse is 279.0ms, the ...
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2003 Chevrolet Express 3500 6.0L Water Pump VIN: 1GCHG35UX3
Hi everybody and thanks in advance for all your help. We have this 2003 Chevy G3500 in the shop giving us problems. This vehicle is equipped with a house cleaning system and has an accessory belt driven PTO to operate the vacuum. The vacuum system uses two v-b...
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2004 Chevrolet Silverado 2500 HD 6.6L Shift points, and no shifts VIN: 1GCHK23194
All was well with this truck untill owner rear ended another vehicle. It took out the transmission cooler and leaked out "quite a bit" fluid before he could get off the road. He drove it up on a car trailer and hauled it to body shop. All repairs were made at ...
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2005 Chevrolet Silverado 3500 LS 8.1L No Start VIN: 1GCHK23285
This truck has no codes in it, and runs perfect when it does start. It will finally start when it cools off some. I need to know what crictal data to look for in order for this diesel to start. Any help will be deeply appreciated. Thanks in advance for any rep...
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2001 Pontiac Bonneville SE 3.8L monitors VIN: 1G2HZ54181
Hello and help This pontiac will not run two monitors , o2 and evap. Both o2 have been changed, by customer ,recheck for correct o2s (denso)ok. check power and grounds both good. check resistance 7.5 ohms and 7.6 ohms. check amp draw both same at approx...
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2002 Pontiac Grand Prix GT 3.8L trans shifti VIN: 1G2WP52K32
Hi guys I'm not much with transmission repair, I have this 2002 Grand Prix and it most of the time will not shift out of first gear until very late. Speeds up to 45mph and rpms over 3000. The ECM does not command a shift, once the command shows on the scan too...
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2004 Pontiac Vibe 1.8L Lubrication VIN: 5Y2SL62864
Customer came in after body shop did work to repair rear end collision. Oil pan had a dent in it and oil light was coming on when running. Advised customer to replace oil pan because the dent was right next to the pickup tube. While doing the oil pan job, noti...
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2001 Saturn L300 3.0L No Start, Lack of power VIN: 1G8JW54RX1
I have an 2001 Saturn L300 that has an extended crank. Sometimes it will start after about 1 minute of cranking, sometimes it takes 15-20 minutes. Every time it starts there is a strong fuel smell. Occasionally there is a small pop through the air box. The ect...
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Fixes & Summaries for GM
Fix/Summary Answers
1998 Buick Regal LS 3.8L MIL Lamp on VIN: 2G4WB52K6W
SMOKED SYSTEM AND FOUND VACUUM LEAK AT EGR TUBE GASKET Trouble codes: P0507 (Idle control system rpm too high).
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2006 Buick Rendezvous CXL 3.6L hazard fuse VIN: 3G5DB03716
I HAVE NOT FOUND THE SHORT IN THIS VEHICLE. WE STARTED ELIMINATING DIFFERENT LIGHTS, TRACING WIRES FOR BARE SPOTS, SWITCHES TRYING TO NARROW DOWN THE PROBLEM. CUSTOMER DOES NOT WANT TO SPEND ANY MORE LOOKING FOR PROBLEM. THANKS FOR ALL THE HELP THIS IS JUST ON...
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2003 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHC23133
HI ALL, CUSTOMER SAYS HE JUST GOT THE TRUCK SO HE KNOWS NOTHING ABOUT ITS REPAIR HISTORY,CHECKED FOR CODES LIKE I STATED IN MY FIRST POST! NONE FOUND. DID THE RELEARN PROCEDURE TOOK 30 MINS. 10 MINS ON 3 TIMES, NEW KEY FOB SAME RESULT. SO WHAT I DID FIND WAS A...
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2003 Oldsmobile Alero GL 2.2L Steering VIN: 1G3NL52F23
AS MOST OF US SUSPECTED,IT WAS THE STUB SHAFT SEAL ON THE BOTTOM OF THE STEERING COLUMN.I SPRAYEDIT DOWN THOROUGHLY AND ASKED THE CUSTOMER TO GIVE ME AN UPDATE IN A FEW DAYS.HE CALLED YESTERDAY AND SAID IT WAS GONE COMPLETELY!HE'S VERY HAPPY BECAUSE HE LIVES O...
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2001 Pontiac Grand Prix SE 3.1L Headgaset VIN: 1G2WK52J01
First of all thanks to all who offered assistance, well it seems my problem was 2 fold. for whatever reason the intake lifters were indeed pumped up. I looked into each cylinder with my borescope and I could see that the intake valves were not seated all the w...
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