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Professional Automotive Repair Technical Discussions for December 5, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1993 Buick Roadmaster 5.7L timing chain/damper area VIN: 1G4BR873PW Thanks in advance for any and all suggestions. This rattle sounds like a dry bearing in an alternator or compressor. Only occurs with the engine warmed up and is most noticable when the engine is accellerated and decellerated in neutral/park. Also occurs for a... |
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| 1993 Buick LeSabre Limited 3.8L A - B solenoids VIN: 1G4HR53L3P Hello, I hope somebody has seen this before. This Buick came in with - NO 4th gear and TCC engagement. Tested for TDC's and live data this is what I found: 1) Code 39- TCC engagement failure. 2) TPS voltage low 0.32 @ idle - should be at least 0.40v. 3) Quad M... |
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| 1996 Cadillac Seville STS 4.6L coolant leak VIN: 1G6KY5298T Hello, I need help from you cadillac techs out there and thanks In advance for any responses. I have a 4.6 that Is leaking a very small amount of coolant from the front block area but I can't see where exactly. It Is coming from an area by some sort of sensor ... |
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| 1988 Chevrolet C1500 Cheyenne 5.0L transmission this is an old beater not much info trans was rebuilt new vacume modulator trans will not shift unles put a vacume pump on the modulator and make it shift the intake is leaking coolant so im going to replace the gaskets monday and check all the vacume ports on... |
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| 1997 Chevrolet P30 5.7L Misfire, MIL Lamp on VIN: 1GPKP32R2V We have replaced the EGR valve--- Ohm'd out the wires to the VCM from the EGR (all OK)-- Still have P1406 reseting after a few test drives-- Camshaft position sensor reads -1 to 0 degrees (normal range is + or - 2 degrees) No plug wires run close to the wirin... Trouble codes: P0161 (O2 Heater ckt problem --bank 2 sensor 2), P0341 (CMP sensor circuit out of range), P0340 (Camshaft position sensor problem), P1406 (EGR pintle position ckt. problem) |
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| 1995 GMC C3500 Sierra SL 5.7L Hesitation, Poor Fuel Economy VIN: 1GTHC39KXS Hi Guys Hopefully someone can point me in the right direction or suggest something i missed.This truck came in with complaint of rough idle and backfiring,also tach not working jumps at highway speeds.I replaced the complete distributor due to the magnet was c... |
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| 2001 Oldsmobile Bravada 4.3L transfer case I have did ever thing that I can think of at this time. I consider myself pretty good at fixing these 4wd issues. Is it possible there is a bad speed sensor on the transfer case |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Buick Roadmaster Limited 5.7L Surge, Poor Fuel Economy, Stays in Clear Flood VIN: 1G4BT5372N Thanks for all the help. I replaced the TPS with an aftermarket one, no change. Replaced with GM, vehicle repaired. Thanks again for all who replied. Allen |
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| 2001 Pontiac Aztek 3.4L MIL Lamp on VIN: 3G7DA03E01 I haven't repaired the Pontiac yet, had it in the shop for 10 minutes 2 weeks ago. I pulled the temp connector to check the connection, clean and tighten it up. Still have the same problem. I'm getting the car back in the shop for some time to work on it next ... Trouble codes: P0128 (Coolant temp problem), P1189 (oil pressure problem). |
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