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Professional Automotive Repair Technical Discussions for July 6, 2009 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1993 Cadillac DeVille 4.9L Control Head VIN: 1G6CD53B0P I have ran across this problem before no a/c control head and no fuel data center display on either and will not work can't find the bullentin on this problem any more something about the bcm are VF ckt. can someone please help. thanks in advance |
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| 1998 Cadillac Eldorado ETC 4.6L Car runs great VIN: 1G6ET1291W This Caddy has me on my last nerve, I got a continuing PO440 code. Smoked engine, lines to tank and both purge and vent valves. I have Vaccum in the port and activated it with my scanner to verify they are working. I'm at a lost right now. Trouble codes: P0440 |
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| 2003 Cadillac DeVille 4.6L ecm/icm VIN: 1G6KD54Y93 please help !!! car was towed in from another shop where it was for thee weeks .car stalled and would not restart . they said they replaced a wiring harness and a fuel pump and thats all the info. that i have on that repair...the car will crank i have fuel pre... |
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| 1981 Chevrolet Malibu Classic 3.8L No Start VIN: 1G1AW35K6B Hello all, I have this 1981 chevy malibu classic wagon that was towed in for a no start, checked for fuel spark and compression all where present, spark was a little weak,but timing was 180deg out, recommended a timing chain. I installed a new timing chain and... |
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| 1999 Chevrolet C1500 Suburban 5.7L cruise control hey fellow techs,i have this suburban with a cruise control problem,when cruise control is set and driving on hiway and you signal to the right,for a lane change, the cruise control will disengage sometimes,it only does it on the right signal not the left,sign... |
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| 2000 Chevrolet Monte Carlo SS 3.8L Surge VIN: 2G1W12K3Y9 CAr was brought in for O2 sensor replacement. Local transmission shop could not get sensor out. On moving the car to the bay we noticed two things one the car felt loaded up on initial startup and an exhaust leak. Exhaust leak was broken pipe at flange to mani... |
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| 2005 Chevrolet Trailblazer EXT LS 4.2L Accessories VIN: 1GNDS13S75 I have this trailblazer that that came to the shop because the rear wiper comes on from time to time by itself. I could not find any service tip on alldata for this problem. Also did not see any tech help for this problem on IATN. You never know when the probl... |
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| 2005 GMC Canyon Z71 SL 3.5L abs VIN: 1JGHN34534 I get a c0040 code and c0221 and the abs pump activates at 10 miles per hour the scan tool shows and pull to the left when you brake |
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| 2001 Oldsmobile Bravada 4.3L Temperature gauge VIN: 1GHDT13W61 The customer brought this in for an overheating condition. She said it would go to about 3/4's hot. We had it in about 2 months ago for the overheating problem and replaced the thermostat and gasket. She said it was overheating so after getting it in we found ... |
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| 1997 Pontiac Grand Am SE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NE52T5V car came in for a misfire. the original code was the po300. knowing the history with these quad4s i pulled the coil housing down and found that the resistance was quit a bit different from one cylinder to another, so i recommended a new housing then recheck sy... Trouble codes: P1133 (02 sensor circuit insufficent activity), P0300 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1990 Buick Electra Limited 3.8L Poor Idle Quality, Surge, Cuts out I have sent the computer and MAF Sensor out to be tested and if found to be bad repaired. The company I have sent them to has done repairs for me in the past and do an excellant job. I have not heard back as of yet but the replies all agreed either MAF or comp... |
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| 1998 Chevrolet Metro 1.0L MIL Lamp on, Will not idle VIN: 2C1MR2263W As many said who have replied, need to start with the basics. I sometimes forget to do that. Inspected compression on all three cylinders and found cylinders # 1&2 and #3 had no compression. Vehicle vacuum is way off causing overfueling and poor idle. Customer... Trouble codes: P0141 (O2 Heater Circuit Bank 1 Sensor2). |
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| 1997 Pontiac Grand Prix GT 3.8L cooling fans inop VIN: 1G2WP12K1V Well, this car completely drove us nuts. I want to thank everyone who responded. Most of the responses were intelligent and well thought out. The fix ended up being the ECM. We got thrown off a bit because the temp gauge did not work properly and would go to f... |
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