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Professional Automotive Repair Technical Discussions for April 14, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1999 Chevrolet Astro 4.3L No Start, Poor Idle Quality, Misfire VIN: 1GNDM19W4X Problem started with rough idle did tune up still rough idle once and awhile it would get worse then after sitting overnight would not start drained battery then put it on charger for awhile start right up after awhile it got to where it was taking longer to s... Trouble codes: P0300 (Multiple miss fire interminet) |
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| 2004 Pontiac Grand Am SE1 3.4L Poor Idle Quality, Misfire VIN: 1G2NF52E94 This ones kicking my butt. Came in complaining of a rough idle and check engine light on. test drove vehicle to find it runs good off idle, but has a very slight roughness at idle. Nothing crazy. Code is p0300. computer is counting misfires pretty steadily on ... Trouble codes: P0300 |
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| 2007 Saturn Vue Green Line 2.4L Electronic VIN: 5GZCZ33Z77 Vehicle came in with cel on has codes 6a1f-00 and p2797. alldata doesn't show the 6a1f-00 code but scanner says starter/ generator no crank at restart.We dont do much with Hybrids so any help is appreciated. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2009 GMC Acadia SLT 3.6L Misfire VIN: 1GKEV23DX9 Well, the Acadia is off to the dealer. All 8 replies I've received point to ECM as I also suspected. #3 coil was shorted to ground on signal terminal, and must have popped the driver. Thanks for the speedy replies, IATN is one of my best tools! Lee Trouble codes: P0303, P0304, P167D. |
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| 1995 Pontiac Grand Am SE 2.3L water pump VIN: 1G2NE55DXS thanks for all the replies I closing as not fixed because 90% of the leakage is from the weep hole and I dont consider a bucket and sponge under the pump to be a fix even though thats what the factory says to do. We can give the client the option to put in sto... |
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| 2003 Saturn L200 2.2L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall VIN: 1G8JU54F73 Well, after digging at the vehicle for a while, I kept coming full circle to the cam or cams being out of time. The engine load numbers were exceptionally high and the injectors were dumping fuel like it was no tomorrow. Another symptom that I noticed was th... Trouble codes: P1599 (Engine management stall detected). |
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