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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 16, 2008
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Open Help Requests for GM
Help Request Answers
1989 Chevrolet S10 2.5L No Start
i got this s10 in the shop it would not start when we got it had no fuel pressure we replaced fuel pump,we now have fuel to the injector and i have power on the injector,still will not start.it will fire on starting fluid so spark is no issuie,we changed press...
2008 GMC Sierra 3500 HD WT 6.6L Hesitation VIN: 1GTHK39638
***Note not correct VIN this one off his pickup*** Problem first started at 1100 miles due to bad fuel large amount of water customer stopped at fuel stop he dose not usealy use . The fuel station insurance company paid for repairs at Dealer .All injectors rep...
2002 Saturn SL1 1.9L transmission VIN: 1GBZK54712
Came into the shop with check engine light on. Scanned vehicle with modis scantool and it had an output speed sensor code. Took vehicle on test drive and noticed hard and abrupt shifts. Also output sensor reads 0 going down the road. Input sensor reads normal....

Fixes & Summaries for GM
Fix/Summary Answers
1999 Cadillac DeVille 4.6L alternator VIN: 1G6KD54Y7X
most replies had to do with relearning but this vehicle would not let this happen. took car to dealer, they found correct key and car cranked but alternator still would not work. they tried new computer to no avail. I got car back, replaced alternator again( t...
1999 Oldsmobile Bravada 4.3L Misfire, MIL Lamp on VIN: 1GHDT13W4X
ok, it's gone with no problem with the engine, had a burnt valve on both heads at center cylinders-intake valves.appeared that the valves had carbon build up and valves did not rotate,which allowed hot spots-leading to burnt valve.thanks to Kent [...].,G... Trouble codes: P0300 (p0440-), P0440.
2001 Oldsmobile Alero GL 2.4L ABS Light Flashes On Intermittently VIN: 1G3NL52T71
When we rechecked this vehicle and could not find a problem, we had gone over the wiring, connectors, etc., and had assumed we were missing the problem. Just about everyone said to recheck the connections and the wiring harness. The lady that owns the vehicl...
1999 Saturn SL2 1.9L MIL Lamp on VIN: 1G8ZK5272X
this was the first time i'v had to post a question in the two years i'v been on here and i was impressed. Most of the responses confirmed that I had taken the logical steps to fix the problem which led me to beleve something else was goin on beyond my control.... Trouble codes: P0401.
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