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Professional Automotive Repair Technical Discussions for November 20, 2008 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1976 Cadillac Fleetwood 60 Special Brougham 8.2L heater core Hi gang!! I just need to know if there is some caddi expert that could help me with this one, I got stumped, I don't have the experience and the information on how to get the front heater core out to replace it. Any help would be appreciated. Thank y'all in ad... |
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| 1995 Cadillac DeVille 4.9L abs module VIN: 1G6KD52B1S Hi, hope someone can help with this one.I have a 95 Deville with traction control&abs lights on.No communication with scanner,(tried 2 different scanners).I was able to pull codes: 1032(current) &1039(history)through temp. control .Have checked fuses to abs mo... |
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| 1997 Cadillac Seville SLS 4.6L abs VIN: 1G6KY549VU car has a no codes and intermiteent ,abs pump motor activation , all senser llok good i am posting for a friend , all sensors are in specs , i suspedt a bad ebtcm , but want more input any help always apreciatted kevin |
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| 1998 Cadillac DeVille 4.6L Speedometer One for you Cadillac guys. Got this '98 Deville that the digital speedometer and odometer do no light up. Everything else on the dash works fine. When going into vehicle with Tech 2 all ipc data looks good and no codes. The only thing that is missing on the wi... |
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| 1985 Chevrolet K10 Suburban Silverado 5.7L Heater hoses VIN: 1G8EK16L9F Does anyone have routing info for the heater hoses. This vehicle came in with no heat. Checked all normal things and still no heat, checked flow thru heater core had none. Hoses hooked from water pump to radiator, I switched them so the flow was from the intak... |
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| 1987 Chevrolet Camaro Z28 Iroc-Z 5.7L Excessive Emissions, Poor Idle Quality, Stall, Misfire, Poor Fuel Economy VIN: 1G1FP2189H hello iatn fellows.i have this car that runs very rough and if i let it run long the exhaust will glow red. it happens intermittently. i dont let it run too long because i dont want to melt the cat. i dont have too much time to check the car when it acts up, b... |
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| 1996 Chevrolet Tahoe LS 5.7L waterpump VIN: 1GNEK13R4T Customer came in with a leaking waterpump. We replace the water pump with a new one. Purged the system and everything seemed fine. Customer came back the next day, truck was overheating but then cooled right off. Customer could also hear water rushing through ... |
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| 1998 Chevrolet C1500 Cheyenne 5.7L No Start VIN: 2GCEC19R4W truck will try to crank then just spins.its has fuel and fire,no codes.owner did say there was a backfire and the engine caught on fire when this started.I have been all over this truck the wires look great,engine harness good also.only thing i noticed was dis... |
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| 2001 Chevrolet Blazer LS 4.3L Brake Lights, Turn Signals VIN: 1GNDT13W51 We just got this 2001 Chevy Trailblazer in from another shop that was unable to provide the customer with a fix. We were able to diagnose and repair the problem, but I wanted to share with the iATN community what we found should anyone else run into this bizza... |
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| 2005 Chevrolet Impala LS 3.8L speed sensors VIN: 2G1WH52K95 This car came in with the traction control and abs lights on. Many codes were found and they were mostly open/shorted LR and RR speed sensor. Also get LR and RR speed sensors erratic. The only other code that I get is EBCM turned red brake light on. Has anybod... |
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| 2005 Chevrolet Trailblazer LS 4.2L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1GNDT13S05 About a month ago this vehicle came in with the check engine light on. After checking for faults, we found fault code p0017. The owner said the vehicle usually ran fine, but would sometimes hesitate for a few seconds before clearing up. We could not duplicate ... Trouble codes: P0017 (Crankshaftposition-exhaust camshaft position correlation bank 1), P0014 (Exhaust camshaft position system performance) |
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| 2002 GMC Savana 1500 4.3L Misfire, MIL Lamp on VIN: 1GTFG15W32 This van came in with the check engine light on and the owner said the light comes on when cruising at 55 mph and the check engine light comes on and flashes at this speed on the highway.Van has new ignition parts.Looked at misfire data when problem happens an... Trouble codes: P0300 |
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| 2002 GMC Envoy SLE 4.2L heating VIN: 1GKDT13SX2 Long time member, 1st time request. I need help, but that's a whole different issue, I also have this GMC Envoy that is making me crazy. It has dual climate control automatic temp control. The problem is when the temp is set at anything below 90 degrees the ai... |
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| 2004 GMC Envoy XL SLT 4.2L dash gauges, radio, VIN: 1GKET16S34 The customer jumped started this Envoy by connecting both cables to the 125 amp fuse studs at the PDC. All the electrical systems inside went dead right after this. I replaced the 125 amp fuse and now the heater motor, dash lights, power ports are working. The... |
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| 2004 Oldsmobile Alero GL 2.2L door remote not working VIN: 1G3NL12F34 Hey,this one is starting to bug me;initially I thought it had to be the ignition switch with the U codes 1255 communication error and U 1088 in history,sensing and diagnostic module. Vehicle starts and dies repeatedly;the ignition switch was acting and feeling... |
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| 2001 Pontiac Grand Am SE 3.4L codes in pcm VIN: 1G2NF52E81 u1000 comes back immediately after clearing-cruise is inop because of class 2 communication problem-see related history-thanks Trouble codes: U1000 (serial 2 communication) |
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| 2002 Saturn Vue 2.2L Poor Idle Quality, MIL Lamp on VIN: 5GZCZ23D52 Vehicle has intermittant high idle. Clear code and is Ok til shut down and then re-sets code and raises idle wthout driving it. Have used the forums suggestions and checked for vacuum leaks, TPS and ETS and no problems. Trouble codes: P0502 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2003 Cadillac CTS 3.2L abs VIN: 1G6DM57N83 wasnt abs at all but steering control trying to help vehicle. all that from a bad tie-rod |
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| 2004 Cadillac SRX 4.6L loss of assist VIN: 1GYEE63A94 This vehicle finaly had a hard failure. Problem turned out to be a bad pump. We replaced pump and all is well. Odd to have an intermittent pump. Thanks to all who took the time to respond. |
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| 1981 Chevrolet Corvette 5.7L vacuum booster VIN: 1G1AY8769B Thanks for the help everyone, the clutch pedal cannot be moved because the cross pivot pin is blocked by the footwell, and the bracket it is attached to is secured to the 4 studs fron the booster, so its catch 22. I went to our local chevy dealer and asked to... |
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| 1986 Chevrolet C20 Scottsdale 5.7L flexplate VIN: 1GCGC24M8G THANKS FOR THE HELP, WHAT WE FOUND UPON DISASSEMBLY WAS THAT THE P/S DOWEL HAD WALLOWED THE CASE HOLE AND THE CLICK WAS ACTUALLY THE TRANS CASE SHFTIMG. WE HAD 2 LONGER DOWELLS MADE, DRILED THE HOLE FROM .610 TO .750, HAD A BUSHING MADE. WE ALSO PUT STUDS IN ... |
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| 1996 Chevrolet C3500 7.4L No Start VIN: 1GTHC33J6T Many Thanks to all who replied, the fix was to replace the Chinese manufactured Delco Boxed part with a Carter complete assembly, Thanks Again and thank You IATN ! |
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| 2000 Chevrolet S10 2.2L Engine VIN: 1GCCS195OY Well, we never really figured out what was causing the noise. It sure sounded like a lifter problem to everyone that heard it. The funny thing is, we ended up changing the oil while the truck was in the shop. About 2 days later the customer told us that the no... |
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| 2001 Chevrolet S10 2.2L Cuts out, Stall VIN: 1GCCS19561 Unfortunately I have nothing to add to this Tech Help Request because the client has not returned the vehicle for repair. He seems to be ok with the intermittent engine cutout problem. He states that "the vehicle restarts after a few minutes and I can deal wit... |
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| 1997 Pontiac Sunfire SE 2.2L Excessive Emissions, Misfire, VIN: 3G2JB524VS this one is done . thanks to everybody . the winners were david in NY, larry in Texas and gerry in Mich. Larry was right on the money. Chain jumped 2 teeth advanced. done alot of timing chains , always had them retard not advance. great one Larry. Trouble codes: P0300, P0172. |
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| 2006 Pontiac Torrent 3.4L heater VIN: 2CKDL73F36 thanks to all of your ideas. the lady came back in today, after opening the glove box and seeing what happened she did't want to pay to have it fixed. turns out the door had been broken before and the pontiac dealer tried to fix it and broke the box and taped ... |
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