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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 9, 2010
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Open Help Requests for GM
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1991 Buick LeSabre Limited 3.8L Excessive Emissions VIN: 1G4HR54C4M
mass air reads aprox 20gps at idle runs rich inj pw 14ms wire good from mas sensor to ecm changed prom ecm & mafs reads air flow when sensor un pluged when motor stopes air flow 0gps
1968 Chevrolet Camaro 5.4L Misfire VIN: 1NXBR18E8X
Hi thanks for you help in advance,so this Camero is all original,and customer wanted to due a tune up,car ran ok on arrival,so I did tune up and upon inspection I found vacum advance was not working so replaced that aswell,set the points at 19, set plug cap at...
1997 Chevrolet S10 4.3L Excessive Emissions, Poor Idle Quality, Stall, Misfire, Poor Fuel Economy VIN: 1GCDT19XXV
we have a 97 s10 here with a 4.3 vin x motor. 4 months ago i did plugs wires cap and rotor. the truck has a bad misfire at idle and almost is undrivable it stalls all the time. i checked codes and had a p0300 and a p0337 for crank sensor so i changed the crank... Trouble codes: P0300
2000 Chevrolet Camaro Z28 5.7L MIL Lamp on, Will not fill fuel VIN: 2G1FP22G1Y
Ok, Good customer bad problem. Customer came in a couple months ago he had code p0440a stored. Check engine light went out when he fills up fuel tank, However it takes forever to fill fuel tank, pump keeps shutting off. Replaced charcoal canister and physicall... Trouble codes: P440A
1997 GMC Jimmy SLS 4.3L fuel pump VIN: 1997GMCJIM
Any help to locate the fuel pump relay to perform a voltage test for an intermittant no start.

Fixes & Summaries for GM
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