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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 15, 2010
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Open Help Requests for GM
Help Request Answers
1999 Chevrolet Blazer 4.3L transfer case operation VIN: 1GNDT13W7X
I have a strange problem with the transfer case module.It will work intermittently,but usually the transfer case module is clicking and unresponsive.I checked powers and grounds and they all test good.There is No corroded terminals or burnt spots in the module...
2001 Chevrolet S10 2.2L Cuts out, MIL Lamp on VIN: 1GCCS14521
Hello all, need a little guidance. :) Customer brought this truck in saying that when it is cold it runs rough and occasionally when warm feels a little "miss" from time to time at highway speed. I get in car and scan it and had the first three codes listed. L... Trouble codes: P0113 (Intake air temp circuit signal high), P0122 (TP or APP sensor 1 circuit short or low), P1171 (Fuel system lean during accel P0171 lean after clear and test drive), P0172 (bank 1 rich)
2002 Chevrolet Silverado 1500 5.3L fuel guage & battery light VIN: 1GCEK19T02
Hi all have this Silverado with the battery light on but the Alternator is charging. Also the fuel guage is not working. Any and all help would be greatly appreciated. There are No Codes In the system
2006 Chevrolet Malibu Maxx LS 3.5L 1-2 shift VIN: 1G1ZT618X6
Vehicle came in with harsh shift 1st sencond gear. replaced 1-2 shift solonoid, serviced filer and fluid. with no change noticed. cleaned mass air flow sensor, no change. any help would be appreciated. not real trans savy! sorry!
1997 Pontiac Sunfire SE 2.2L passlock/cluster VIN: 1G2JB1248V
Back in February we had a huge blizzard. Hit a pothole and lost all gauges except for speedometer and fuel gauge. Almost all idiot lights on. Few months later CEL comes on, gets cleared (P0325) and then won't stay running. It's acting just like passlock (runs ...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Chevrolet Express 3500 5.7L Hesitation, Cuts out, Stall VIN: 1GAHG39R9Y
A fuel pump fixed this van. With some prodding from the Technical discussion forum I concentrated on short and long term fuel trims as well as fuel pressure, MAF voltage, injector pulse width, and O2 sensor readings. While unloaded fuel trims were good along... Trouble codes: P0171, P0174, P0338.
2002 Chevrolet Suburban 1500 LT 5.3L MIL Lamp on VIN: 3GNFK16T02
Sorry abou the delay. The customer was to return for replacement on the 1st, never showed, rescheduled for next week then the next, never showed, not returning calls. Most EVERYBODY sugested OEM sensors, that is what we were to try, but... Sorry for the del... Trouble codes: P0332 (Knock Sensor Bank 2).
2004 GMC Sierra 3500 6.6L Differential VIN: 1GDJC34264
thanks to all replies that fixed my problem.the cure was drianing the Diff. And refilling with proper fluid and GM additive..
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