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Professional Automotive Repair Technical Discussions for November 1, 2011 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Cadillac Catera 3.0L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: W06VR54RX1 Ok I know there is alot of codes but the ones that I would like to see go away is the tps and maf codes. I have tried to clear the codes out and will not clear. I can hear the tac motor moving with KOEO but when running there is no throttle. When looking at li... Trouble codes: P0100 (MAF Sensor below limit), P1120 (TP position sensor 1 circuit), P1220 (TP sensor circuit 1 or 2), P1161 (02 heater circuit bank 1 sensor 2), P0161 (02 heater circuit bank 2 sensor 2), P0650 (Mil Control circuit problem) |
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| 2003 Cadillac CTS 3.2L whine VIN: 1G6DM57N73 see repair history-definately from the pump but why only with engine running? does this have a secondary pump on the driver's side or just a tube? |
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| 2012 Cadillac SRX Luxury 3.6L privacy VIN: 1AAAASDFGH we have a customer that is pissed off with on star. he really wants to disconnect the system all together the local dealers told him no way they would do it there is no info on alldata whatsoever on this system. does anyone have any idea where the main control... |
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| 2003 Chevrolet Express 3500 6.0L Surge VIN: 1GBHG31U43 Vehicle has the non TAC throttle (regular throttle plate with cable). No codes set or pending in 6 mile road tests. Vehicle has heavy surge when under light to moderate accel from a stop or if accel from a slow speed like turning a corner. Will do it in drive ... |
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| 2008 Chevrolet HHR LS 2.2L Fuel Gauge VIN: 3GNDA13D58 Customer reported fuel gauge stuck on empty. He requested new level sensor to be installed in fuel sending unit. Replacement complete but no change to fuel gauge. This is where I stepped in. Used Solus to confirm fuel gauge sweep. Confirmed 5 volt reference on... |
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| 2009 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDS33S69 i git this trailblazer 09 with 4.2 code p0411 i have changed vave,pump with dealer parts checked all hoses and connections checked up stream 02 with air command on 02 goes to 0mv phase 1 test pressure is 113kpa baro is at 101kpa phase 2 test is 118kpa.im prett... Trouble codes: P0411 |
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| 2000 Oldsmobile Intrigue GL 3.5L turn signal VIN: 1G3WS52H6Y Customer brought car in with complaint of no left turn signal. Upon inspection found that left turn signal flashed rapidly and hazards were not operational. Inspected and replaced bulbs where necessary. Also replaced hazard switch. Now hazards work fine but le... |
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| 1997 Pontiac Trans Sport 3.4L spark VIN: 1GMDX06E3V used solice 2 found cam and crank signal have fuel pressure just no spark replaced icm twice i have voltage going to icm swapped comps and still no spark |
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| 2009 Pontiac Vibe 2.4L MIL Lamp on VIN: 5Y2SM67039 Hello, thanks for the help, I am feeling lost on this car, and I don't have a good grasp on how it works. This car first came in in 08/2010, with the check engine, traction, VSC, and AWD lights on. Scanned it and found P043E, P043F, and one for low battery vol... Trouble codes: P043E |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2008 Buick Lucerne CXL 3.8L fuel pump fuse VIN: 1G4HD57238 There was a problem with the wiring diagram and it threw us for a loop. The diagram shows power to the fuse at all times but it does not. It gets power from the relay and is actually mounted between relay and pump. The fuse block was fried in the corner where ... |
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| 1999 Cadillac DeVille 4.6L vent valve VIN: 1G6KD54Y8X thank you to all that helped. i replaced the canister, and everything is ok. once again i thank all you guys that took the time to read and reply. |
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| 1993 Chevrolet S10 Blazer 4.3L Surge VIN: 1GNCT18Z8P Well fellow Tech's. I don't know if I fixed this one or not. The customer says that there is an improvement but not 100%. I could not feel the surge after the EGR and ignition parts were replaced. I felt very happy in the test drive. Thank to ALL who gave note... |
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| 2003 Chevrolet Blazer LS 4.3L Radio VIN: 1GNDT13X43 In the dash fuse box the cruise control fuse was not making contact with the fuse. Don't ask me why this affects the radio and the transmission selector switch as I don't know. Hope this helps somebody it the future with this weird issue. Found this wiring ... |
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| 2004 GMC Yukon XL 1500 Denali 6.0L Rear AC unit VIN: 1GKGK26U54 Changed Expansion valve with AC-Delco unit. Everything working as expected.Thanks to all who offered help. |
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| 2006 GMC Envoy SLE 4.2L Stereo VIN: 1GKDT13S76 Thanks to all who replied to my post. I sent the dash unit in to an AC delco service center. They called and couldn't find any thing wrong with the unit. As the problem was intermittent, they sent an exchange unit. It has been in the car for 2 weeks and no com... |
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| 2007 GMC Acadia SLE 3.6L No Start VIN: 1GKEV33757 FIGURED IT OUT!!! after a couple trys of not starting. I took the steering wheel and telescoped it in and then it started right up. I jerked the wheel in and out and the security light would come on and off. start and no start. So I cut the electrical tape off... Trouble codes: U0168. |
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| 1972 Oldsmobile Cutlass 5.7L signals VIN: 3J57K2Z105 Thanks to all. did some internet checking and was able to find a picture of harness and go from there. all worked out. |
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| 2006 Pontiac Grand Prix GT 3.8L ABS and stability VIN: 2G2WR55486 I found and repaired a broken wire along the passenger side rocker panel,thanks for all the help. |
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