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Professional Automotive Repair Technical Discussions for March 7, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Buick Rendezvous CX 3.4L Starter VIN: 3G5DB03E93 Vehicle came to me with no starter engagement. Customer stated he could jump across starter and it would crank and start. That is how he got it to me. First thing I did was to verify complaint and hook up scanner to see if I was getting starter request with th... |
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| 1998 Chevrolet K1500 Silverado 5.0L upper control arm bushing This is a Waldoch conversion with Trail Master suspension. Trial Master has been sold, the new company does not have any replacement parts and as of right now has no plans to produce them. The Trail Master part numbers are: 911009 & 911010 for the control arms... |
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| 1999 Chevrolet Tracker 1.6L Cuts out, Stall, Misfire VIN: 2CNBJ1865X This tracker cuts out after driving about a mile from a cold soak. It will jerk and die at Idle or when accelerating hard and the rpms are over 3500. When this happens the tack drops to 0 and the mil light comes on for a split second, Then things return to nor... |
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| 2001 Chevrolet Monte Carlo SS 3.8L All gauges, radio and DIC VIN: 2G1WX15K61 The IPC, radio and DIC will quit working intermitantly. It only acts up for a few seconds usually. The traction light, battery and low fuel message come on when it acts up. The service traction control message and trac off light stay on even when every thing g... |
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| 2001 Chevrolet Silverado 2500 HD 8.1L Noise from off idle to 1300 rpm VIN: 1GCHK23G61 There is a noise coming from the front of the transmission that sounds like a dry bearing or dry u-joint squeek. I expected to find a belt tensioner/pulley before I opened the hood. It starts as soon as you come off idle to about 1300 rpm. Will do it in any ge... |
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| 2001 Chevrolet Silverado 3500 LS 8.1L Hesitation VIN: 3GBKC34G41 This truck was towed in with no response from throttle pedal and idles fine. Has code p1518, Found that IGN-E 10 amp fuse was blown. Replaced fuse and cleared code and was fine for 8 to 10 seconds until fuse blows again. Circuit is drawing 9-15 amps and varies... |
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| 2005 Chevrolet Cobalt LS 2.2L Transmission Control Module VIN: 1G1AL52F05 Hi all I have this Cobalt that has no communications with the TCM. I can communicate with all of the other modules. I have 61ohms across terminals 6 and 14 which is good. All power supplies are there and ground is good. I thought it was the TCM. I tried a know... |
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| 2007 Chevrolet Aveo LS 1.6L Misfire VIN: KL1TD65657 So this Aveo is a used car on the lot. Didn't run good when we first got it but was low on fuel and then ran fine. So it sat on the lot for a while then sold it but noticed coolant leak before it got picked up. So we changed the timing belt and water pump. So ... Trouble codes: P0300 (Random cylinder misfire), P0301 (Cyl 1 misfire detected), P0304 (Cyl 4 misfire detected) |
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| 1998 GMC K3500 Sierra SL 7.4L Poor Idle Quality, Cuts out, Misfire VIN: 1GDHK33J1W This vehicle is from one of my car lot accounts. Came to us with very rough idle, very low on power. Found #4 injector to be incorrect injector,replaced it along with a new fuel rail(hold down clips broken)still multiple misfires intermittently, always #4, and... Trouble codes: P0302, P0304, P0141 |
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| 1996 Oldsmobile Cutlass Ciera 3.1L right rear brake VIN: 1G3AJ85M6T Replaced rear brakes on customer's car. Cracked shoes indicated brakes were dragging so we replaced wheel cylinder and also replaced brake hose. Installed new drums as well. Everything seemed to be in good order. A few weeks later he returned complaining of no... |
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| 1999 Oldsmobile 88 Royale 3.8L No Start VIN: 1G3HN52K7X Car came in no start cked fuel pressure and had none replaced the pump and fuse then car would try to start but would die cked spark and good cked injector pulse it would pulse and then try to start then stop pulesing i cked the vts it has a constant 2.5 volts... |
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| 2000 Oldsmobile Bravada 4.3L no start no spark VIN: 1GHDT13W6Y This was towed in for no start, step 1 was to check fuel pressure and has 65 psi and holds great. tested for spark and had no spark from the coil. followed the no start diagnostic tree and have a confirmed short to ground for coil driver circuit 439 (pink wire... |
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| 2001 Pontiac Grand Prix GT 3.8L MIL Lamp on VIN: 1G2WP52K01 Car came in for check engine light p0172, check the fuel pressure regulator and was leaking, replaced cleared code and let car go. One week later the light is back on and is for the same code. Checked other post on iatn and found one post about a cat gutted ou... Trouble codes: P0172 |
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| 2005 Pontiac Grand Am SE 3.4L lifter VIN: 1G2NE52E65 Car came in with lifter noise in front bank. Verified collapsed lifters. Installed new lifters and bled. vehicle now has lifter noise front and rear. Removed rear valve cover and ran engine,no oil coming out of pushrods! an @ 1800 rpm and still no oil. Pressur... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2005 Chevrolet Corvette 6.0L A/C tensioner VIN: 1G1YY24U55 Well I got a lot of responses, most seemed to think I had a compressor problem but my post stated that the problem happened a/c off. Any way I screwed up the tensioner part# what I installed was a [...], sorry. On tuesday I installed the next smallest belt,... |
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| 2001 Oldsmobile Intrigue GX 3.5L Cuts out VIN: 1G3WH52H81 Thanks to all that sent out their repair replies. I know that is sometimes hard to break away and provide input to others. As mentioned before I had a p1372 crank sensor code and replaced the sensor. the problem came bach within 2 days.I took the car home and ... Trouble codes: P1372 (Crank sensor), P0300 (Random misfire). |
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