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Professional Automotive Repair Technical Discussions for September 26, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Chevrolet Suburban 2500 8.1L Unknown VIN: 3GNGK26G11 Howdy all, working on the 02 k2500 suburban with a 4l80e, not a trans tech by any stretch of the imagination, at times this thing will freewheel going down hill, I finally got it to act up and when it happens the is a moderate to loud ratcheting type noise, wa... |
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| 2008 Chevrolet W4500 Tiltmaster W4S042 5.2L Poor Idle Quality, Cuts out VIN: J8BC4J1628 After completing piston and head gasket work truck would stumble at idle and die. It would throw p0336(ckp sensor performance). I have Isuzu service manual as well as IDSS. I went through the flow chart and was instructed to replace ckp sensor, so I did. I sti... Trouble codes: P0336 |
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| 2009 Chevrolet Uplander LS 3.9L no 2-1 downshift and no overdrive VIN: 1GNDU23169 The customer complained of the vehicle starting off in second gear (will not downshift into first) and lack of overdrive. I have verified this on a road test. The transmission fluid level is good, the color of the fluid is good and there is no burned smell. I ... |
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| 2012 Chevrolet Malibu LTZ 3.6L keyless entry VIN: 1G1ZG5E78C substituted known good fob, still wont program any key fob, programmed module when installed, several attempts no luck, tried tech 2 and verus edge, it is setting code b3105 keyless entry fobs not programmed.car has remote start and fobs have button on them fo... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2005 Cadillac SRX 3.6L Crankcase Pressure VIN: 1GYEE637X5 You were all correct of course! I didn't have access to my engine tools, they were one of many reasons we took a trip this weekend, picked up a lot of my tools from storage unit! Long story short, compression on #5 never got over 32psi. Compression on #6 and ... |
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| 2009 GMC Sierra 1500 SLT 6.2L Cuts out, Stall, MIL Lamp on VIN: 3GTEK13219 Truck is fixed, see original post for information regarding the fix. Trouble codes: P2161 (vss B intermittent), P2160 (vss B circuit low), P2771 (4X4 low switch circuit). |
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