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Professional Automotive Repair Technical Discussions for July 12, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2002 Buick Century Custom 3.1L Cuts out, Stall, Misfire VIN: 2G4WS52J82 Vehicle in question came in with a surging and stalling problem at light throttle on cruise. Tech before me replaced coil. problem still there. I get vehicle and monitor scan data and find map stuck at 1.2v. monitored voltage at sensor with meter and got same ... |
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| 2006 Cadillac Escalade 6.0L Hesitation VIN: 1GYEK63N46 This vehicle starts and idles ok, drives ok too. Problem occurs when you come to a stop and when you move off slowly it hesitates or there is no responce from the gas pedal for only for about 3 to 5 seconds and then it shoots off.sometimes u1000 code is in the... Trouble codes: U1000 |
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| 1992 Chevrolet Astro 4.3L No Start VIN: 1GCDM19Z2N I have this high milage astro van that will not start unless you unplug the injectors, crank it while giving a little throttle and plug in the injectors in right after it starts. Once running, its runs fine. It doesnt matter if it is the first start of the day... Trouble codes: 13 (45 -), 45 (41 -), 41 (43 -), 43 |
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| 1994 Chevrolet Corvette 5.7L No Start VIN: 1G1YY22P1R Need help bad on this one. Car quit on customer and would not restart. No cranking rpm or spark. Checked all power and grounds to pcm twice and all are good. The strange part is that the pcm supplies ignition voltage from connector b which is the black connect... |
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| 2005 Chevrolet Colorado Z85 LS 3.5L abs sensor VIN: 1GCDT13645 removing front abs sensor /looks like tone ring is loose is there a fix /or replace hub |
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| 2006 Chevrolet Silverado 2500 HD LT 6.6L transmission VIN: 1GCHK23D86 Sorry for this long post but problem is fairly detailed.Customer had truck parked for 6 months, when he went to start batteries were dead so he tried to boost, he says it wouldn't boost so he tried to boost and start with remote start , tried to crank then sto... |
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| 2008 Chevrolet Impala LT 3.5L Acutator VIN: 2G1WT58N88 Car came in with a knocking sound behind the glovbox after you shut the car off. Suspected actuator - scanned HVAC module and found codes b0223 and b0408 recirculation and left temperature actuator circuit - unplugged recirculation actuator and noise stops - c... |
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| 2003 Oldsmobile Bravada 4.2L Hesitation, MIL Lamp on, Power Loss VIN: 1GHDT13S13 Vehicle has an intermittent "power loss" light & service engine soon light coming on. May occur on initial start up in morning after placed into reverse to back out of garage or may occur while driving at hwy speeds at part throttle, decel or steady throttle p... Trouble codes: P1271 (App1 correlation error), P1280 (App1/2 correlation error) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2007 Buick Terraza CXL 3.9L steerin pump & alternator VIN: 5GADV33167 The little Buick is doing better but there has not been heavy rains lately so maybe she was driving through a little too high of water. Thanks for the help! David Lee |
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| 2008 Buick Enclave CXL 3.6L liftgate VIN: 5GAER23798 big miscommunication. I thought we were having cluster rebuilt. we bought a new one that needs to be programmed. waiting to send cluster out. our local computer guy cant program the cluster. will add more info when that is done. thanks to all who replied. |
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| 2006 Cadillac CTS V 6.0L Unknown VIN: 1G6DX67D16 I will close this for now- i drove car for around 75 miles and even let it run for 3 hours once before driveing, Never got it to act up. Thnaks for the help guys but seems the intermittent car wins again. God Bless. |
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| 1998 Chevrolet Malibu LS 3.1L Dash Lights VIN: 1G1NE52M2W Hi guys, Thanks to all that asked about aftermarket radio. That was the problem. There was a wire that was shorting to metal. |
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| 2000 Chevrolet Express 1500 5.7L air conditio VIN: 1GBFG15R4Y Sorry for the delay but I was on vacation last week. We did repair a vacuum leak at the hose on the engine, rechecked the amount of Freon & since the rear air is aftermarket their sticker does say to use 4 lbs 8 oz, did let some Freon out because pressures wer... |
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| 2009 Chevrolet C5500 Kodiak C5C042 6.6L MIL Lamp on VIN: 1GBE5V1999 First thanks to all who took the time to reply. I have had this bus back in to replace fan clutch and batteries. I have checked the ground connections and cleaned them. I guess I really don't understand what the scan data voltage pid should be(my guess is batt... Trouble codes: P154B. |
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| 2007 GMC Sierra 1500 Classic SL 4.8L Hesitation, Cuts out, Stall VIN: 2GTEC13VX7 Thank you to everyone that replied to this post. The customer picked up the vehicle to use over the holiday weekend and I have not heard from him. I was unable to solve his issue before he picked it up. If and when he returns I will repost this message and ... |
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| 1998 Oldsmobile Intrigue GL 3.8L A/C controls VIN: 1G3WS52K8W Thanks everybody, The control panel is the problem, we check the ohms on the left side, then on the right while changing the temp and the right side did not move. Dealer said part is no longer available. Trying to locate a used one now. Kenny [...] |
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