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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 4, 2013
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Open Help Requests for GM
Help Request Answers
1993 Chevrolet K1500 Cheyenne 5.7L Hesitation, Poor Fuel Economy VIN: 1GCEK14K5P
First off thank you for your time. this truck runs decent cold when warms up it looses power and sputters it feels like fuel starvation or timing issue. This customer is down and out only wants a diagnosis will replace his own parts,,, So I unplug the alternat...
1998 Chevrolet K1500 Silverado 5.7L Starting VIN: 2GTEK19RXW
The vehicle came in with a broken starter drive housing, we replaced the starter and within three weeks it occurred again so at this point we verified a intake leak and repaired it, still more problems, we then found a TSB for a timing issue so we replaced the...
1999 Chevrolet Blazer 4.3L Misfire VIN: 1GNDT13W9X
Customer was driving 35 mph and all at once truck began to miss. Pulled over and truck came to us on the wrecker. Missing on cylinder 1 and 2. Smells rich, we pulled plenum found no fuel leaks. Unplugged o2 sensors no change. Has fire on cylinder 1 and 2, plug... Trouble codes: P0300
2009 Chevrolet Silverado 2500 HD LT 6.0L No Start VIN: 1GCHC53K19
truck was towed in with a no start issue. I first check fuel pressure and was a 60 psi. check to see if it was getting spark and it was a good blue for about 1/2". checked with node lights on injectors and all worked. tried using starting fluid and still no st...
2006 GMC Yukon SLT 5.3L all shifts VIN: 1GKEK13T56
late slide bump 1-2 late 2-3 goes to neutral.after coming to stop,shifts better on all shifts.presure is 180 at idle and over 400 wot.no codes,ecm is commanding 1.0 amp to the pc solenoid.i can command lower amps and bring the presure to spect and everything w...
2001 Oldsmobile Alero GX 2.4L hydraulic system VIN: 1G3NK52T21
Ahhhhh, having troulble with a clutch pedal going to the floor on this car. Car came in with clutch pedal on the floor, master empty, filled the master and fluid comes running out from between the transmission and the engine. Removed the trans and found the h...

Fixes & Summaries for GM
Fix/Summary Answers
2000 Chevrolet Silverado 2500 6.0L Blend Door VIN: 1GCGK29U0Y
Thanks to all that helped. Kenneth, you pointed me in the right dirrection. I had replaced the coontrol head only to find out the new one was bad as well. Next, I had to replace the defrost mod door actuater as well, twice. I am none to upset to see this night...
2002 Chevrolet Silverado 1500 5.3L speedometer VIN: 2GCEK19T32
Customer has decided to not fix speedometer problem as of right now. He says it only acts up once a week maybe. Most all of you said it was the stepper motor in the cluster. I tend to agree. Un like most of you I have had good luck with salvage yard cluste...
2004 Chevrolet Colorado Z71 LS 2.8L Engine VIN: 1GCDT19814
thank you all for your help,this truck did need a new radiator ,probably was the cause of head gskt fail also. again thank you all.
2005 Chevrolet Silverado 2500 HD 6.6L steering VIN: 1GCHK23245
ok well it looks like this truck is finally fixed. The problem was very intermitant and would happen after 15 miles of driving on avg. but then started to happen more frequently. I disconnected the front axle actuator, but it still occurred, then I disconnecte...
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