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Prev Professional Automotive Repair Technical Discussions for March 3, 2007
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1986 Chevrolet Celebrity 2.8L wipers VIN: 2G1AW19W0G
Hello Group. My Migraines are flairing upagain. This past Monday, we had a 1986 Celebrity with pulse wipers that the customer came in complaining that his wipers when turned on any speed, would just move up and down 2-3 inches. After questioning the customer f...
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2000 Chevrolet Express 1500 4.3L No Start VIN: 1GCFG15W6Y
This van does'nt want to start when cold.I have checked fuel pressure,58 lbs while cranking.Spark tests ok,even tried another coil and module assembly.Tested injector pulse at the connector above plenum with Vantage meter.Most of the time there is no pulse.It ...
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2003 Chevrolet S10 4.3L oil pan VIN: 1GTCT19X83
Can the oil pan be removed with the engine in the truck? Alldata shows removing the engine but it looks like the front differential would be faster. Am I missing something at the bellhousing area?
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1993 Pontiac Bonneville SSE 3.8L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1G2HZ5212P
This car was brought in for a NO start problem. Upon checking it had good fuel pressure, NO spark, NO injector pulse. So I went ahead and replaced the cam sensor, and it still had NO injector pulse. I went and pulled the ignition coils, and found alot of green... Trouble codes: 41 (No camshaft reference signal)
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2005 Pontiac G6 GT 3.5L Battery VIN: 1G2ZH54875
To GM tech. Battery drain occurs on this G6 Pontiac(125-130ma) only when I lock doors (with remote or doors switch). If I do not lock the doors, I got about 20 to 25 ma. battery drain. The problem is located at the IBCM 1 fuse. According to the wiring diagram,...
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Fixes & Summaries for GM
Fix/Summary Answers
1998 Buick Skylark Custom 3.1L passlock VIN: 1G4NJ52M3W
After confirming voltages and ground to the IPC and still only getting 10.6v out of the white wire, I decided to try another ignition switch. Only took one sequence to program instead of three. Even after disconnecting battery to re remove new switch to re key...
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2002 Buick Century Limited 3.1L battery draw VIN: 2G4WY55J52
I WAS ABLE TO ABTAIN A METER TO CHECK FOR PARASITIC DRAWS. THERE IS A DRAW OF 98-100mAs, ON THE INADV POWER BUS CIRCUIT, AND THE BCM POWER CIRCUIT. WHEN I PULL THE FUSE TO THE INADV POWER BUS CIRCUIT DRAW DROPS TO 45-50mAs. WHEN RENISTALLED DRAW STAYS AT 45-50...
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1994 Cadillac DeVille 4.6L wipers
after checking voltage and grounds i replaced the circuit board . problem solved.it is very frustrating when you cant find good information.ihate to replace parts without being sure of my diagnostics ,anyhow the iatn members who responded nudged me in the righ...
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1995 Chevrolet Tahoe 5.7L Poor Idle Quality VIN: 3GNEK18K6S
Sorry it took so long to close this fix but it just got fixed yesterday. There were alot of different suggestion to fix the problem and I gave the customer 3 options. 1.I could continue to spend more of his money on diagnostic time and throw more parts at it. ...
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2000 Chevrolet Malibu 3.1L intake gasket VIN: 1G1ND52J6Y
Thanks for all of your help guys, it was in fact the head gaskets as well as the intake (I think the guy overheated the crap out of it). The customer chose to change the engine in the end. Once again thanks to you all and the IATN for the help
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2001 Chevrolet Express 1500 5.0L Misfire, MIL Lamp on VIN: 1GBFG15M51
I am disappointed to say that the customer has declined repair. He doesnt understand why he needs to replace the injection system on this van with a littel over 40,000 miles. The culprit in this case was the injection system. The dealer had it for 2 days, and ... Trouble codes: P0300 (Random Cylinder Misfire), P1381 (misfire- no communication with ABS controller).
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2003 Chevrolet Silverado 1500 5.3L gas and battery VIN: 2GCEC19T93
Good morning all-I want to thank everyone for there time and effort on this one.I had 13 replies to this problem.A few suggested to track a ground problem.So I rechecked all grounds.Found no problems with ground or power.Some also suggested the cluster was the...
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