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Professional Automotive Repair Technical Discussions for December 18, 2010 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Buick Park Avenue Ultra 3.8L battery VIN: 10002XT578 This park ave has a draw on the battery .when i remove battery 1 maxi fuse 60 amp the draw goes away. I have tried removing fuses to kill the draw only the battery number 1 60 amp maxi fuse kills draw. I have unplugged radio bcm instrument cluster alternator, ... |
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| 1998 Buick LeSabre Custom 3.8L Tcc VIN: 1G4HP52K9W Trans Techs, I've lost my hair and ass on this one. I've read all the archives and tried every fix. This vehicle bangs into lock-up with the tcc solenoid pid pulse width at 99% mil on, code P0742. The trans works good until tcc lock occurs. Using the Tech 2 we... |
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| 1965 Chevrolet Corvette 5.4L Poor Idle Quality, Stall I have a 65 365 hp corvette here and it has a recent rebuilt engine, the customer just bought it off eBay, looks like a nice car. Problem is that it won't idle very good and will die when i bring the timing down below 20 degrees initial timing. I verified the ... |
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| 1999 Chevrolet Astro 4.3L key VIN: 1GNDM19W6X Hi, guys.I need some help for this one. The key is stuck in the ignition cylinder. Can not be turn in OFF position to remove;only ACC, ON, and START, still can be started and driven. Could not find any info. Any help would be appreciated. |
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| 2001 Chevrolet Silverado 2500 HD 6.0L engine VIN: 1GCHK29U01 Customer plows with this vehicle. Overheats when plowing only! When driving around with the plow on, no problem. When pushing snow runs hot and will boil over if you don't stop. Boss plow has been on since new has had now problem until the last plow of last sp... |
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| 2002 GMC Savana 3500 5.7L Brake Calipers VIN: 1GDHG32R22 The vehicle wears pads and rotors warp, the front brakes are draging. They don't free up when bleeders are opened. The pads, rotors, calipers and brake hoses have all been replaced.the fluid doesn't seem to be contaminated, the master cylinder cap looks normal... |
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| 2004 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S04 Over the past year or so this Envoy (which belongs to the office manager) has a problem where the PCM sets P1133 about twice a month or less. The problem is intermittent and always seems to run fine. However, the lights get rythmically dim then bright for 10 s... Trouble codes: P1133 (Upstream rich-lean transitions low), P0136 (Downstream O2 fails self tests) |
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| 2005 GMC Sierra 2500 HD 6.6L Poor Fuel Economy VIN: 1GTHK23245 Customer came in with a 2005 gmc 2500 hd complaining of very poor fuel mileage.customer stated that his 6.6 diesel had suddenly fallen from 16mpg to 12mpg.truck was scanned and found to have no codes or bad data.customer left on trip and upon his return stated... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2006 Cadillac SRX 3.6L No Start, Stall, MIL Lamp on VIN: 1GYEE63796 WE FOUND THAT THAT THE 06 AND 07 ENGINES ARE NOT INTERCHANGABLE. THE SUPPLIER SENT US A 06 ENGINE WE INSTALLED IT WITH NO PROBLEMS EXCEPT WAITING FOR SUPPLIER TO REIMBURSE US FOR THE LABOR SINCE THAY TOLS US 3 TIMES THAT THE ENGINES WERE INTERCHANGABLE. Trouble codes: P0366, P0347. |
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| 1996 Chevrolet Blazer 4.3L Misfire VIN: 1GNCT18W0T well alot of you said to check the dist cap even though it looked good i replaced it, and that fixed it, the only thing that i could figure about the cam retard was that it was caused by the cross firing in the cap thanks to everyone h... Trouble codes: P0300. |
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| 2001 Chevrolet Tahoe 5.3L Rear of engine VIN: 1GNEC13T51 Thanks for all the input on what to look for!!! Ok here is what happened. The rear main seal and rear cover gasket were ok. The oil sending unit and the cam position sensor were not leaking. It turned out to be the oil pan. We took the car to one of our oth... |
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| 2006 GMC Envoy XL SLE 4.2L Electronic VIN: 1GKET16S56 Thanks for responded got fixed the rear flap controller or actuater was broken was not working changed no it is ok now thanks for all that controller even the dealer overlooked that well it is done now |
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| 2007 GMC Savana 3500 LT 6.0L Pinion Bearing VIN: 1GDHG31U87 thanks to everyone who sent me info it is just like doing a regular rear just take your time. |
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