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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 18, 2011
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Open Help Requests for GM
Help Request Answers
1991 Chevrolet RV 7.4L Steering VIN: 1GBKP37NOM
Could someone please tell me how to get all the air out of the power steering system, I have tried to bleed the park assist underneath of the vehicle, I have also jacked up the front wheels off the ground and turned the wheels back and forth, I have started it...
1993 Chevrolet C1500 Cheyenne 5.7L Cuts out, Misfire VIN: 1GCEC19KXP
truck came in no power on hard accell.truck feels like lack of fuel or plugged exhaust. new parts installed.fuel pump,injectors,new distributor(not reman) ,coil,plug wires,map sensor, knock sensor,new fuel,spark plugs,adjusted ign timing both ways, checked ex...
2001 Chevrolet Silverado 3500 8.1L No Start VIN: 1GCJK39G11
Hello, I'm looking for a little advice/tips on replacing the crankshaft sensor on this 8.1L. I have soaked it for 4 days with Kroil and still can not get it out. The top of the sensor is breaking. So I stopped before I break it off all the way. If I do break...
2001 Chevrolet Astro 4.3L MIL Lamp on VIN: 1GBEL19W41
Customer came back with the vehicle cutting out intermittantly at 60+MPH after at least 15 miles of driving. They did tell me that it did this proir to the fuel pump replacemant. I took the vehicle on a drive to recreate customers complaint. The vehicle cut ou... Trouble codes: P0300 (Misfire detected)
2007 Chevrolet Suburban 1500 LTZ 5.3L No Start VIN: 3GNFK16337
Customer lost all key just received new key and fob from dealer. Can someone tell me what's involve to program key and fob...Do i just do reflash on the theft detterent module?
1995 GMC C2500 Sierra SL 5.7L hard 1-2 shirt VIN: 1GC29K0E53
The truck has 4L80E has a hard 1-2 shift the feedback on the 1-2 will have a falt after it shift into 2nd. I have replace harnes,shift solenolds, (TCC PWM),(PC),(TFP),(TFT),and the (ECM). the press are running 140psi. and will not move from there at any speeds...
2002 GMC Sierra 1500 5.3L interior electrical VIN: 1GTGK13U82
Hello, this vehicle came in and the customer stated he had smoke "barrelling" out from his dash and his and drivers door area. He had put a battery in several days ago and we made sure he had the cables on correctly the first time and he was sure that he did. ...
1998 Pontiac Sunfire SE 2.2L Starting VIN: 1G2JB1249W
ignition lock cylinder wouldn't move past run to operate starter. replaced lock cylinder and now will crank with key but won't go into long tamper mode to relearn passcode. first code p1629 theft fuel enable/incorrect signal will come up. then after a couple m...
2008 Saturn Astra XE 1.8L tensioner VIN: W08AR67118
This vehicle has a vibration sound coming from the drive belt/belt tensioner area/timing belt. I watched the drive belt tensioner and it seems to vibrate a little, it really sounds more like a timing belt hitting the cover, but with only 40K, it just seemed od...

Fixes & Summaries for GM
Fix/Summary Answers
1987 Chevrolet S10 2.8L Misfire, MIL Lamp on VIN: 1GCCS14R3H
After checking out everything I could think of, including a new ECU the customer took the truck and a week later came back to let me know that it seems about 90% better. He says the CEL almost never flashes anymore (remember it would come on but have no codes...
2006 Chevrolet Avalanche 1500 LT 5.3L ABS Pump VIN: 3GNEK12716
It took a while for customer to bring this back so I apologize for the wait. I did clean the sensor mounting surfaces which did not solve the problem. I had previously removed ABS fuse so I was pretty sure WSS would be the problem. I was unable to record an...
2006 Chevrolet Cobalt LS 2.2L Accessories VIN: 1G1AJ55F86
I got the car fixed.there was wire shorted together under the carpet,under the driver seat.it was very hard to see.Thanks for the help.
2008 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT55K68
i am sorry it is so long after I posted for help. I really do not like closing without a fix or something useful to add. The customer stated he was going to the dealer for a reprogram, and he would contact us. I gave him a few weeks then called him, he told me... Trouble codes: P0172 (Bank 1 System too rich).
1998 Pontiac Grand Prix GTP 3.8L Unknown VIN: 1G2WP1213W
I tried to get it to act up by braking and revving the motor. Could not get it to jump. Tried to get it to act up in 1st gear and now it won't even do the "hop" at all! Got lucky Sunday morning at breakfast at a local tavern, hit a machine for $1670.00 with a ...
2004 Saturn Vue 3.5L Unknown VIN: 5GZCZ53424
I appreciate all of the help all of you have provided. Since most of the replies indicated potential internal transmission issues, and I shared that with the customer, he has decided he is going to trade the vehicle off. He did not feel the vehicle was worth p...
2007 Saturn Vue Green Line 2.4L B.A.S. starter/generator VIN: 5GZCZ33ZX7
Well, process of elimination solved this one. I had checked to see that the recall was "preformed" perfomed on this vehicle. There is a recall on the battery packs. I called GM the starter generator control module (SGCM) is on national back order with a month ...
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