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Professional Automotive Repair Technical Discussions for November 17, 2014 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1997 Chevrolet Cavalier 2.2L Fuel injectors VIN: 1G1JC5244V Intermittently, this vehicle exhibits the classic start/stall of a GM passlock problem. The only components which have NOT been replaced on this system are: IPC, PCM, and wiring. I have gone through every wiring diagram I have access to through Alldata and ha... |
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| 1998 Chevrolet Express 3500 LS 5.7L No Comm. to scantool VIN: 1GBJG31R6W 98 Chevy Box Truck will not start, no communication to scan tool and check engine light gets no bulb check, no spark or fuel, repaired conn. to VCM and replaced comp., however dealer can not program, disconnected Brake mod. but did not restore Comm to scan too... |
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| 2008 Chevrolet Colorado LT 3.7L Evap, O2 monitors VIN: 1GCDT13E18 Having trouble getting O2 or Evap monitor to run, all I need is one more monitor ready for the IEPA emissions test. I first tried by letting the Evap monitor run naturally which runs the first part consistently and also runs the key off portion, I am able to... Trouble codes: P0449 (Evap Vent Solenoid Circuit), P013A, P2270 (B1S2 O2 Sensor signal stuck lean), P2271 (B1S2 O2 Sensor signal stuck rich), P0140 (B1S2 O2 Sensor insuffcient activity), P2271 (B1S2 O2 Sensor signal stuck rich) |
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| 2006 Hummer H3 3.5L Unknown VIN: 5GTDN13696 Hi guys I have this. 2006 hummer. H3 I bought with no. Body control module ..question If I bought. A new bcm . Does it. Have to program . I have the tech 2 do I need to down load software into the new or just plug and play or need to relearn the anti theft tha... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2003 GMC Yukon XL 1500 Denali 6.0L Engine power VIN: 1GKFK66U63 Greetings all, sorry for the delay, 1st I would like to thank you all for your assistance. I felt that we would have been going down the right diagnostic path. Key words “would have”. Here’s what happened; The customer felt that he should not have to pay... |
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| 2014 GMC Acadia SLE 3.6L Left Front Wheel Speed Sensor I put in new bearing and readings are the same at all wheels now. There was some scuffing on magnetic strip on bearing. I wasn't sure if this was enough to cause the problem, but apparently it was. I had already attempted to clean ring. |
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| 2001 Pontiac Sunfire SE 2.2L Stall VIN: 1G2JB52401 I wish I could say it's fixed but the customer disappeared on me when I told them it would require more $ to diagnose. If it comes back, I will concentrate on the PCM and it's connections. From the responses I got, it sounds like they are prone to problems d... Trouble codes: U1000 (Class 2 Serial Communication Problem), P0336 (CKP SensorA 18/24X Out of Range), P0340 (Camshaft Position Sensor Problem). |
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| 2008 Saturn Vue XE 3.5L a.c. VIN: 3GSDL43N68 Expansion valve was faulty and compressor was leaking from relief valve. thank you everyone for you replies. |
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