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Professional Automotive Repair Technical Discussions for July 21, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1994 Cadillac Eldorado Touring 4.6L oil VIN: 1G6ET1290R 4.6 NORTHSTAR I replaced the starter ( I wonder how much the engineer that thought up this design makes for a paycheck ) anyways when i pulled off the top cover there is NO vacuum hose to the pressure reg valve ? is there suposed to be any vac line to the valv... |
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| 2003 Cadillac Escalade 6.0L bcm VIN: 3GYEK63N23 Hi group, I have to replace the BCM and the dealer told me it would have to be programmed. Does anyone know the procedure? I have a Tech2 but not the TIS. Can it be done without the TIS? Thanks in advance. |
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| 1996 Chevrolet Blazer 4.3L abs/4wal Vehicle arrived at shop with complaint of low and fading brake pedal. A short road test confirmed what I could feel in the stall, a low and fading pedal. Inspection revealed many problems. As shown in repair history all above items replaced, yet symptoms persi... |
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| 1996 Chevrolet S10 4.3L turn signals VIN: 16CDT19XXT THE TURN SIGNALS NOT WORKING AT ALL. HAZARDS ARE FULLY OPERATIONAL AND WORKING WELL. wIREING TO THE LIGHTS ARE GOOD, NO CORROSION. GETTING POWER TO THE LIGHTS, THE FUSES ARE GOOD. CAN HEARE THE TURN SIGNAL FLASHER. SO BEFORE TAKING IT TOTALY APART, DOES ANYONE... |
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| 1997 Chevrolet Blazer 4.3L Hard start VIN: 1GNDT13W7V This is an intermittant problem that causes prolonged cranking. I have not been able to test the fuel pressure at time of failure but a general static KOEO test shows the system building plenty of psi @ 60+ but when the pump quits it drops to about 20-30psi al... |
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| 1995 Oldsmobile 88 Royale 3.8L MIL Lamp on VIN: 1G3HN52K9S Greetings ladies and gentlemen! I have a weird one here that does not want to let go. This car came to us running and driving with no MIL but the engine had a lower end knock. Rod bearings were fried. Replaced engine with good used unit from wrecking yard. Whe... Trouble codes: P0325 (Knock Sensor Circuit Malfunction) |
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| 1991 Pontiac Grand Prix SE 3.1L Poor Idle Quality, LOW VACUUM VIN: 1G2WJ14T2M Hello and thanks to everyone in advance. this is my first post to iatn. i recently recieved this vehicle from another shop with all of the parts listed already replaced by them. vehicle would start and not idle. found the new iac to be faulty. replaced & relea... |
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| 1997 Pontiac Sunfire SE 2.4L Engine VIN: 1G2JB12T7V The start of my nightmare: I received this vehicle in a non-running condition. The water pump failed resulting in some superficial cylinder scoring of which I honed with success. Compression was low due to ring collapse as well as a cracked cylinder head which... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1996 GMC C1500 Sierra SL 4.3L MIL Lamp on VIN: 1GTEC14WXT Hi gang. First I want to thank the eight responders that offered help despite their busy schedules! Responses were varied pinched wires from the install(2),coolant temp., bad ground, leaking fuel pressure regulator, O2's plugged in wrong bank,misfire's,& moist... Trouble codes: P1133 (Bank 1 O2 sensor insufficient switching), P1153 (Bank 2 O2 sensor insufficient switching). |
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| 1993 Pontiac Grand Am SE 2.3L Excessive Emissions, Poor Idle Quality, Surge, MIL Lamp on VIN: 1G2NE113PM Customer decided to junk vehicle so unfortunately we couldn't look into this problem any further. Thanks for the replies Trouble codes: 35 (IAC idle speed error). |
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| 1999 Pontiac Sunfire SE 2.2L Compressor VIN: 1G2JB1247X Most replies are low refrigerant, I can see that was part of the problem. But that did not explain the very low psi increase on the high side after another can(12 oz) was charged. I ask about compressor to see if anyone has seen a compressor working on suction... |
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