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Professional Automotive Repair Technical Discussions for September 7, 2012 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 | |
2003 Buick Century Custom 3.1L Cluster VIN: 2G4WS52J33 We replaced the cluster due to fact the odometer and shift display was inop. The illumination for the gauges was out also. Replaced cluster right from GM programed with milage, etc. The odometer and shift quadrant light up fine now and the gauges all work prop... |
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1994 Chevrolet Camaro Z28 5.7L engine VIN: 2G1FP22P2R Hello: Am installing a rebuilt engine. Engine fired up yesterday and ran @ idle to about 2000 rpm until we noticed (has open exhaust) starter still engaged so shut off. Replacement starter installed today and no start, no spark, no injector pulse, and no comm... |
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1999 Chevrolet S10 LS 4.3L Fuel Trim VIN: 1GCCT19W1X Hello, Techs. I need some help with fuel trim. This S10 came in with Check Engine and ABS lights both on. It runs fine, with no drive-ability issues. Engine codes were for O2 B2S1, O2 B1S3, and lean condition. Both sensors were fixed at 451mv. LTFT and STFT... |
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2001 Chevrolet Monte Carlo SS 3.8L Surge, Misfire VIN: 2G1WX15K61 Howdy Y'all! This Monte carlo SS is being a pain in the ASS pocket. Came in as misfire underload customer thought it was transmission. And OH YEAH the radiator is leaking too. It was soooooo hot and out of coolant customer had filled it up that am (40 miles). ... |
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2006 Chevrolet Uplander LT 3.5L park assist VIN: 1GNDV33L26 Hello all GM techs I want to thank you in advance for any advice you can give. We have a 2006 Uplander and the ultrasonic park assist just stopped operating, according to our customer, it worked fine one day and the next morning it stopped operating. I will be... |
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2008 Chevrolet Express 3500 6.0L Hesitation, MIL Lamp on, No Power VIN: 1GAHG39K58 We have a chevy van here with a severe lack of power, runs like the timing is off about 20 degrees. The only code we are getting is a hard P0325 so that is what we have been going after. Followed the flow chart 100% and it said to replace the knock sensor, so ... Trouble codes: P0325 |
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1977 GMC C15 Sierra Classic 5.7L Cuts out, backfire/exaust VIN: TCL447Z515 hey people, this is a head scratcher... we dropped in a new 350 crate eng.,with new edelbrock 600 cfm 4bbl,(EGR blocked), performer edelbrock manifold,full tune up, ie... cap,rotor,plugs,wires,fuel,air,LOF. customer brought truck back with complaint it wasn't ... |
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1993 GMC G2500 Vandura 5.7L Stall VIN: 2GDEG25K9P customer had replaced all these item in an attempt to correct this engine stall to no avail. Engine start fine, runs for approx 14-16 seconds and the loop goes closes and with in 25 seconds of start up it will start idle hunting(approx 2 rolling idles) then st... |
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2001 GMC Jimmy SLE 4.3L Hesitation, Surge, Cuts out VIN: 1GKCS13W91 Hesitates on hard acceleration from a stop,bucks on light acceleration under a light load.Reman transmission 2 months ago,had this intermittent condition before that. Problem is more consistent.No misfire codes or misfire counts.ignition timing seems to be wit... |
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2007 GMC Sierra 2500 HD Classic SL 6.6L Driver Door Module One for you GM dealer guys. Got this GMC 2500 that the driver door module would not operate the drivers window, all the other windows worked fine. Replaced DDM, when they went into Tis to Web to program the new DDM as soon as they went to download, an error me... |
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2009 GMC Sierra 1500 SLE 5.3L Vses ( vehicle stability enhancement system) VIN: 3GTEK23M09 Body shop brought this vehicle to me and said the vses light was on and the adjuster said no problem hit a switch and the light went out. Wish it was that easy to fix vehicles. I pulled a code C0710. I scanner the yaw rate and Lateral Accelerometer and got 2.4... |
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Fixes & Summaries for GM
Fix/Summary | Answers | |
2001 Buick LeSabre Custom 3.8L power windows power locks no interior lights VIN: 1G4HP54K71 TANKS GUYS AGAING YES IT WAS THE BODY CONTROL MODULE |
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2001 Chevrolet Silverado 2500 HD 6.6L bell housing leak VIN: 1GCHK24171 Thank you everyone for all your help. We changed the front pump and torque convertor to repair leak. I did notice when we removed trans to replace these parts, it looked wet where the pump mates to bellhousing. The o-ring on the replacement pump felt like it ... |
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2003 Chevrolet Cavalier 2.2L evap VIN: 1G1JC52FX3 thanks to all who pointed to the filler neck as the culprit. the neck would hold pressure - i tried to smoke it from the cap. Isolated the problem with a purge and seal, then eliminating components until finding the neck leaking. |
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