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Professional Automotive Repair Technical Discussions for June 21, 2009 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1990 Buick Electra Limited 3.8L Poor Idle Quality, Surge, Cuts out This car continues to get worse and when I go to scan for codes I get that the scanner cannot communicate with the auto. I have checked fuel pressure while driving and changed the fuel filter. The compression is 150 to 155 and the sparkplugs appear to be burni... |
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| 2004 Buick Rainier CXL 4.2L unknown This vehicle makes a clunking noise under hard acceleration-feels like engine miss-but it is not. It feels more like a drivetrain jerk. I do not know what else to try. Thanks in advance for the help. |
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| 1999 Chevrolet Astro 4.3L MIL Lamp on VIN: 1GCDM19W4X Greetings fellow techs, In have a strange one here. I keep getting a DTC p0405, low egr voltage. I have replaced the EGR valve and the code still pops up. Here is the freez frame data at the time the code is triggered: RPM 709, VEHICLE SPEED 0, CALC ENGINE LOA... Trouble codes: P0405 (egr circut low voltage) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1991 Buick Regal 3.8L Poor Idle Quality, Surge, Stall Well I guess it is fixed. I checked everything that people suggested but never found the cause nor did I get it to act up. So I guess only time will tell. Thanks again for all of the time and suggestions. Trouble codes: 13 (O2 sensor). |
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| 1994 Chevrolet Camaro 5.7L compressor VIN: 1G4P14C123 Thanks to the 3 techs that supplied information. Well getting back to the vehicle in the A.M. and refreshed I took another look at it and saw that the back mount was only held to the block with 1 bolt. The 2 8mm bolts that hold the mount to the compressor only... |
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| 2003 GMC C7500 7.2L MIL Lamp on VIN: 1GDK7J1C03 Thanks for your replies, a new computer fixed the problem. I put a second computer in and that fixed it. |
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| 1999 Oldsmobile Silhouette Premiere 3.4L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1GHDX03E2X Looks like I stumbled upon a couple of problems. Battery voltage started dropping as the van got hot. Thinking I had a faulty alternator, I found a burned and shorted battery cable near one of the pulleys. A crank sensor was a less expensive guess than a PC... Trouble codes: P0336. |
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| 2008 Pontiac G5 2.2L leaking during rain VIN: 1G2AL18F08 HEY EVERYONE, SORRY IT TOOK ME SO LONG FOR ME TO CLOSE THIS ONE OUT. IT TOOK FOREVER TO GET THE CUSTOMER BACK IN FOR REPAIR. BUT I TOOK OF THE DRIVERS DOOR PANEL OFF AND FOUND THE INNER DOOR WATER SHIELD HAD GAPS IN IT. RESEALED WATER SHIELD, DRIED OUT CARPET ... |
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