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Professional Automotive Repair Technical Discussions for January 11, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Buick Century Custom 3.1L MIL Lamp on VIN: 2G4WS52J01 The complaint was a MIL on. No driveability problems. Code P1404. Scanner (Snap-On) showed EGR position as 11% at idle. Sounds like a piece of carbon, right? Removed and cleaned valve (looked OK). Code reset. Replaced valve. Code reset. Reference 5.01V. Unplug... Trouble codes: P1404 (EGR circuit problem) |
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| 1986 Chevrolet S10 Blazer 2.8L Window Washer VIN: 1GCCT14BXD The window washer pump is not getting power. Can not find a diagram that has any details, basicly traced the wires by testing. This iswhat I have conclueded, there is an orange wire at the motor that supplies power to the washer switch, what I can not determin... |
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| 2002 Chevrolet Express 1500 4.3L Poor Fuel Economy, MIL Lamp on VIN: 1GCEG15W82 Hello Iam asking for some information on an egr code that wont go away. We checked for codes the other day on the van and it was showing egr problem. We are like any busy shop most of the time its carbon or bad valve so we ordered the valve GM only, and told t... |
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| 1992 Pontiac Grand Am SE 3.3L Hesitation, Surge, Cuts out, Stall This Grand Am bucks jerks and even stalls on cold accel. I have researched all GM bulletins and found one that fit the description suggesting to replace the PROM with an updated one. This did not cure the problem. I have also replaced the coil pack and ignitio... |
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| 2001 Pontiac Grand Prix SE 3.1L MIL Lamp on VIN: 1G2WK52J94 Hello, The car came in the first time about a month ago with po140b o2 B1S2 inactive and o2 B1S2 heater circuit codes. We replaced B1S2 o2 and cleared codes. It came back a week ago with same codes. The heater circuit tested good and o2 was .420v-.480v. We re... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1993 Buick Park Avenue 3.8L oil pressure VIN: 1G4CW53L3P Customer has decided not to fix Car. Summary of 12 replies: Clogged oil pick-up. Had oil pan off pick-up was not clogged. Stuck by-pass valve: Had by-pass off and not stuck. Spun Cam Brg: May be but did not have intake off to see. No oil on top end: Had valve ... |
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| 1996 Buick Regal 3.1L Running Warmer VIN: 2G4WB53M5T Thanks to everyone who responded. I essentially got 6 different answers. I was trying to find the definitive reason the pcm would ground (turn on) the #2 radiator fan relay. The answers were, higher engine temp, H/P a/c switch, both rad fans should run at the ... |
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| 2001 Buick Century Custom 3.1L cruise control VIN: 2G4WS52J11 The replies that were recieved were tried and did not repair condition. A new P.C.M. is going to be tried when the customer returns. All replies were greatly appreciated,sorry for the late close,we were waiting for the customer to return. |
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| 1960 Cadillac 4 door 390CID generator VIN: SAJ34RU126 i would like to thank one and all for replying to my request for help i had 16 replies,all on the money after lunch we'll get this car running again thanks to all that replied. Steve. |
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| 1995 Cadillac DeVille 4.9L MIL Lamp on VIN: 1G6KD52B9S Thanks to the following: Mike [...] suggested an Idle Speed Actuator Problem. The plastic gears inside strip out. You will find these r... Trouble codes: P0085. |
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| 1989 Chevrolet R1500 Suburban Scottsdale 5.7L Excessive Emissions, Fail Emissions Test VIN: 1GNER16K5K Well Finally got the Suburban to pass. Thank all of you who helped with your suggestions. In the update part of the post I indicated that 90% of the responses said to replace the Catalytic Converter but no explanation on how they came to the conclusion. I did ... |
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