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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 6, 2005
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Open Help Requests for GM
Help Request Answers
1963 Chevrolet Corvette 327CID input shaft bearing VIN: 30837G1159
I am rebuilding the transmission.I believe this to be a Muncie 4 speed M21.It has a 7 bolt shift cover. The input shaft has a nut that is threaded to lock the front bearing in place. I am trying to find out if anyone has the procedures for adjusting this nut?I...
1992 Chevrolet C1500 Cheyenne 5.7L No Start VIN: 2GTEC19K2N
OK this thing is being difficult. It will not start after a hot soak. We get power to the coil when it won't start. There is no injector pulse and no spark. We have replaced fuel pump, distributor, coil and computer with no change. Checked all grounds and ther...
1993 Chevrolet Lumina 3.1L Idle speed on start VIN: 2G1WL54T3P
Hello to the IATN team: Am working on a stubborn problem with subject vehicle. Customer left me this vehicle to drive over the weekend and it runs great. The problem is once the vehicle has been started the first time for the day, any time after this and when...
1995 Chevrolet Monte Carlo Z34 3.4L intake VIN: 2G1WX12X5S
vehicle brought in with oil leak.remove lower intake-also the oil baffle plate to replace gaskets.we also lifted the oil pump drive /cut new distr.gasket & silicone. car returned with same problem we replaced these twice.-when we remove the lower intake you ca...
2001 Chevrolet Impala 3.8L MIL Lamp on VIN: 2G1WF55K51
I have a 2001 Chevy Impala with a 3.8 engine. The car came in for a "Check Engine Light On". We pulled codes first, the only code was a PO140, insufficient activity on O2 sensor, sensor 2. I checked the fuses under the hood and found the O2 sensor fuse blown a... Trouble codes: P0140
1997 GMC Yukon SLE 5.7L No Start VIN: 1GKEK13R8V
Hello everyone! This vehicle belongs to a coworker of my wife and it's a good one. When she went to start the vehicle one morning there was crank but no start. When I went to take a look at the vehicle I noticed there was a new battery in it. The husband told ...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick Park Avenue 3.8L security & alarm VIN: 1G4CW52KXS
Well, unfortunately it wasn't the easy fix of locking and unlocking the doors. Jerry from MI & Michael from OK hit the nail on the head. Apparently the system was no longer reading the resistor chip in the key. I used a resistor to bypass the system, and the c...
1994 Chevrolet K2500 7.4L Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 48HSA2424Y
put in new GM distrubtor shaft with pickup coil and running with no trouble thank alot Trouble codes: 42 (ECM has seen an open or short to ground in the Ignition Control or by-pass circuits).
2003 GMC Sierra 1500 HD SLE 6.0L noise VIN: 1GTGK13U53
I would like to thank you for the replies. Since my post I have been able to compare two different trucks, with and without electronic throttle. There is a difference in the noise level. My customer hasn't made up his mind yet but I'm hoping i can remove the i...
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