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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 10, 2013
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 Buick Regal LS 3.8L No Start
Car was originally towed in for a no start, found that if gas pedal was pressed would start just had to drive two footed or would stall. first thought was iac, tried tapping no difference, i actually have a gm iac so i installed it except it wouldnt even run w... Trouble codes: P0440
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2001 Buick Park Avenue 3.8L Surge VIN: 1G4CW54K31
This one has me baffled. This is my own personal vehicle. I have been plagued with this surging issue for just over a year but has gone from very intermit to consitant now. The vehicle will start to have a surge/chug from around 46-60mph usually after torque c...
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2004 Buick LeSabre Custom 3.8L Starter VIN: 1G4HP54K74
Hoping that someone can point me in the right direction. Car was brought in from a local used car dealer after he picked up at the auction. Claims that the car would start with a jump when he bought it. After removing the battery and having it tested (tests go...
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1995 Chevrolet S10 LS 4.3L ABS Light VIN: 1GCDT19Z0S
Cannot communicate with vehicle control module in ABS Area engine data fine Larry
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2005 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 1GCEK19B55
Truck origannaly came in with code po 342 cam sensor signal low scoped sensor and found at times would lose signal.installed a new sensor from dealer and now we have a code po343 cam signal high.followed flow chart and one test says to check for shorted signal... Trouble codes: P0343
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2007 Chevrolet Impala LS 3.5L pcm/bcm VIN: 2G1WB58K57
Hello GM techs,well I have a good one here. This car drove in to our shop with the complaint of not shutting off along with the wipers also not shutting off. The owner thinks that it may have been stuck by lightning because when he was visiting his son in Ft. ...
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2003 GMC Yukon XL 1500 Denali 6.0L abs VIN: 1GKFK66U33
replaceing brake lines on vehicle from bpmv back. had to remove tank and lost track of routing. cannot find labeling on which ports are for rear wheels, and which specfic wheel for each pipe. anyone have a diagram on line routing. its 6 ports, for channels 2 f...
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2003 GMC Yukon XL 1500 Denali 6.0L abs VIN: 1GKFK66U33
Hello, I am looking for a diagram of the brake lines at the hydraulic control unit configuration on this vehicle.The brake lines were rotted and my tech pulled the lines off without marking them. I have found diagrams for the 5 line module, but this vehicle ha...
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2007 GMC Sierra 2500 HD SLT 6.6L No Start, Stall VIN: 1GTHK23667
Hello guys. Hopefully someone can point me in a direction here, as I do not work on a lot of diesels. Backstory is customer has previously been in the shop a couple times with an intermittent hard start/no start condition. The truck has also died on him while ... Trouble codes: P2510
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1999 Oldsmobile Intrigue GL 3.5L temp acuator VIN: 1G3WS52H0X
charged a/c blows cold on right side hot on drivers side replaced control head with used one now it goes to almost cold but not all the way. have tried a/c control mod. like tsb. says to do, still the same, have disconnected batt.to reset , still same. the tem...
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Fixes & Summaries for GM
Fix/Summary Answers
2000 Chevrolet C6500 Kodiak C6H042 7.4L tank overflowing
First of all,thanks to all who replied. Without your help I would have been lost on this one. We checked the sender on the right side tank and it tested good. Changed the module and problem solved. Thanks again for the help. Al.
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2002 Chevrolet Suburban 1500 LS 5.3L Battery VIN: 3GNFK16ZX2
Thanks for all of the ideas. Some replies said to ck. for aftermarket accessories, some said to ck. transfer case module, and others said to ck. power seat switches. Others gave advise on their way to test for a load. It took a couple of weeks to get the custo...
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2004 Chevrolet Monte Carlo LS 3.4L misfires VIN: 2G1WW12E14
Like to thank all they gave me information to look at. Found that fuel pressure regulator while running , had small amount of fuel coming out it. We replaced the regulator and now running smooth and no misfires. Thanks again to all that gave help in this probl...
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2007 Chevrolet Silverado 1500 LT 4.8L locks gauge stability VIN: 2GCEK13C17
First Thank You to all who replied rechecked grounds, for chaffed harness,terminating resistor, bcm programming, problem still occured did find network test that had you dissconnect different modules and try to comm with EBCM, vehicle did not have most of thes...
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1982 GMC C2500 6.2L Stall VIN: 1GTGC24J3C
well, all of the replies were very useful. mechanical fuel pump had good pressure and flow. no air bubbles coming out of return line on top of inj. pump. I did replace some fuel lines that were wet and looked like they were leaking. truck will start for a few ...
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1997 GMC C6500 Topkick C6H042 6.6L blower motor VIN: 1GDJ7H1J1V
First I want to thank all those who replied. You guys really got me going in the right direction. The fix turned out to be simple. I went to the fuze box to look at the circuit breaker and when I touched the breaker it was very hot. I replaced the breaker and ...
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