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Professional Automotive Repair Technical Discussions for January 2, 2010 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Chevrolet Silverado 2500 HD 8.1L No Start VIN: 1GCHK23G63 happy new year to all,truck was towed in the other day for no crank problem.customer states he was driving along when all of a sudden he started to lose power and stall,he pulled over and restarted the truck drove another couple of feet and same result.this ti... |
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| 1999 GMC Sonoma SLE 4.3L Transfer Case VIN: 1GTDT14X8X Im not much of a drivetrain tech, more engine diag guy and so forth. Have a 99 sonoma here when driving in 2WD truck runs great. Switch it into 4x4 and once about every 10 seconds while driving there is a very severe BANG. It shakes the whole truck and continu... |
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| 1999 Pontiac Grand Am SE 2.4L Interior VIN: 1G2NE12T5X after switching key to off position, when key removed engine off dash lights stays on and cooling fans come on at very low speed, result drains battery. replaced ignition switch and new lock cylinder. still same problem. thank you, i appreciate the help. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1995 Chevrolet K3500 Cheyenne 7.4L Cuts out, Misfire VIN: 1GBJK34NXS Thanks to all for the help. I figured out that I had a lack of fuel. The pressure was at 29 psi and then would drop a 2 psi at wot. I then blocked the return line and got 40 psi dead head pressure when it should be 47 plus. I looked at the pump wiring and foun... Trouble codes: 32 (egr system fault). |
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| 1995 Chevrolet Lumina 3.1L No Start VIN: 2G1WL52M2S Thanks everyone for all the help, but I was unable to fix this one. I really wanted to fix this one as it was one of those problem cars that gets under your skin. Customer decided to junk the vehicle and refused repair. Trouble codes: 82 (Ignition control 3X signal error). |
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| 1995 Chevrolet Astro 4.3L heater FINALLY!!! The heat works grrreat!!! Almost everyone said vac hose/line problem. Well, I did check for a vac problem but did not find one. On this one, it has to have vac on the heater control valve when you set the control to COLD or it would hold the heater ... |
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| 2001 Chevrolet Silverado 1500 4.3L Poor Idle Quality, Misfire, SPARK KNOCK/PINGING VIN: 2GCEC19W81 Well, the silverado left today! I confirmed the problem that i had by swapping cyl #2 spark plug and wire with #4 cyl. The misfire did not follow and the knock did not go away. only time i could get the knock to go away- unplugging cys #2 wire and letting vehi... Trouble codes: P0300. |
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| 2004 Chevrolet Optra 2.0L wiper & ign VIN: KL1JD62Z44 Dexter from Quebec was correct in that the connectors inside the left door pillar had become contaminated & corroded due to the broken w/washer tubing causing the circuit to feedback. The wires affected in the connector were red on one side, brown on the other... |
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| 1998 GMC K1500 Suburban 5.7L 4 wheel drive VIN: 3GKFK16R4W thanks guys ireplaced the transfer case module everything worked fine happy new year. |
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