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Professional Automotive Repair Technical Discussions for July 6, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Buick Allure CX 3.8L ABS Trac VIN: 2G4WF582X8 Tried to scan Wheel speed data. None of the four wheels are reading. Scanner shows ???,ABS lamp and TRAC light are OFF Today. Sometimes the lamps come on/go OFF. P0245 only code. All wiring is Good and connectors in tight. |
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| 2002 Chevrolet Trailblazer LT 4.2L Compressor clutch VIN: 1GNES16S72 Last August, performed full compressor job on this vehicle. Customer said late June A/C intermittently cold, works best in the morning and evening. Checked operating pressures, OK, found compressor clutch slipping/chirping, replaced compressor. Customer calls ... |
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| 1997 GMC K1500 Sierra SLE 5.7L WONT Pass Emissions VIN: 3GKFK16R4V So, in the related repair history I described how this vehicle had been modified from a 4L60E trans to a 4L80E trans. The problem is that reflashing the PCM to a 1/2 ton calibration causes the MIL to come on with several transmission electrical codes. The truc... |
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| 2007 GMC Yukon Denali 6.2L running boards VIN: 1GKFK63827 Read numerous posts. We powered up both motors left and right. Both worked flawlessly. Using the Tech2, we cleared all counters. Ran both sides for "re learn". Checking Data lines, the second lines always says, ASC locked. Does this mean it's locked out? Butto... |
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| 2003 Saturn L300 3.0L Poor Idle Quality VIN: 1G8JW54R13 We have replaced the previous engine due to timing belt failure. Currently the replacement used engine will immediately rev to 4000 rpm. No codes are being stored. Key On/Engine off TPS% is 17% with gas pedal depressed and 98% with gas pedal fully depressed. ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2002 Buick Century Custom 3.1L fuel gauge VIN: 2G4WS52J42 thanks for all the help and replies, the culprit was the pcm.. had a signal going in but not coming out. got a reman pcm and flashed (had to relearn the theft system) but working properly now, thanks again for all the help and replies |
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| 2003 Cadillac CTS 3.2L Oil leak rear main seal VIN: 1G6DM57N03 The rear main seal leak is probably in conjunction with many different variables I have learned with posts others have shared. Check PCV system, common problem on these cars. While it is not the main reason for the rear main seal leak, it is very possible a cl... |
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| 2005 Chevrolet SSR 6.0L coolant reservoir VIN: 1GCES14H05 Purchased a tank from Dorman and the problem appears solved. Thanks to all who responded. Another fine parts issue from the Folks at Delco!! |
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| 1990 Pontiac Bonneville LE 3.8L timing chain noise VIN: 1G2HX54C4L I had installed the wrong cam chain damper. It had hung up on the inside of the frt. cover. I used a torch to loosen the Lock-Tite that held the original damper on (it was really tight). The heat destroyed the plastic rubbing block so I couldn't compare them. ... |
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