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Prev Professional Automotive Repair Technical Discussions for August 10, 2011
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Open Help Requests for GM
Help Request Answers
1967 Chevrolet Corvette 5.4L Engine VIN: 194677S122
Now runs hot only when in traffic.any help will be appreicated
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1999 Chevrolet Tahoe 5.7L Hesitation VIN: 1GNEK13ROX
Thank You in advance, I have a 99 tahoe, c/k body with a 5.7R engine. Problem began several months ago, it will surge or cutout while pulling a hill towing his camp trailer. I was able to duplicate to a lesser degree on numerous road tests. While maintaining s... Trouble codes: P0131, P0137, P0151, P0157
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2000 Chevrolet Impala 3.4L No Start VIN: 2G1WF55E07
No injector pulse. Seems to be a security issue with a twist. Key will program and engine will crank, then security light will be on steady with key on but not flashing as when programming. No codes ( using a tech 2)other than crank sensor relearn. pin checked...
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2002 Chevrolet Silverado 1500 HD LT 6.0L Rear Main seal? VIN: 1GCGK13U32
Have a major oil leak from the rear of the motor. Put dye in to make sure the oil wasn't coming up higher. like the sender. It is coming from the rear of the engine. I am needing to pull the transmission & transfer case to get to this area. Are there any other...
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2006 Chevrolet Malibu LS 2.2L Unknown VIN: 1G1ZS52806
I have a 06 malibu w/ a parasitic draw problem. After shut down the draw will drop to 25-30 mA but if you wait around 45 minutes it will go up to 160-170mA and stay there. If I pull the fuses that power the BCM at the under hood fuse box draw goes away but no ...
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1999 Oldsmobile Silhouette Premiere 3.4L speedometer VIN: 1GHDX03E5X
This vehicle came in about a week ago for inop speedo. Isolated to a failed pcm. Replaced pcm. Vehicle ran fine and everything worked but the new pcm did not have a vin and it would not flash for me. I took it to the dealer and it would not flash for them eith...
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1963 Other GM Monza 900 145CID unknown VIN: 30927W1241
Hi there, Thanks for your help. This car pulls to the right only when braking. I've taken all the wheels and drums off and checked to make sure the shoes and springs were installed correctly. I checked to make sure fluid was coming out of all bleeders. I also ...
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2007 Pontiac Vibe 1.8L 1-2 shift VIN: 5Y2SL65837
hi guys, this one is a head scratcher.car came in with code 2111 (tac stuck open) and a harsh 1-2 shift. This poor car is a cab and has had a tough life but it has been well maintained. Bought new ecm from gm dealer today, installed it, the dtc 2111 is no long...
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2001 Saturn SL2 1.9L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire, Poor Fuel Economy
Customer compaint is bad gas milage, claims to get 19 mpg. Car is running very rough. LTFT"-9" STFT"10" it idles with a miss fire. Decided to install new igntion wires, the old ones were in pretty tough shape. After we started it back up it was running even wo... Trouble codes: P440
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Fixes & Summaries for GM
Fix/Summary Answers
1989 Cadillac DeVille 4.5L r 12 VIN: 1G6CD1158K
sorry about the late close, this cady is fixed! a 134a retro fit worked well. this car had a problem with the bcm not alowing the controller to work properly, replaced bcm with a reman from gm, installed a adjustable low pressure cycling switch from napa and a...
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2000 Cadillac DeVille DHS 4.6L Engine VIN: 1G6KE57Y4Y
Thanks for everyone taking time out of their busy day to help out. The car is not fixed but i know what the problem is. I bought a combustion tester as some suggested. The car failed the test so it appears the northstar head gasket/ stripped head bolt thread...
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1984 Chevrolet Corvette 5.7L No Start VIN: 1G1AY087IE
I want to thank everyone who offered help... It seems I have some bad gas, rear injector stuck open... Am cleaning tank, relacing sock on filter, replacing fuel filter, Replacing both injectors and putting kits in pressure regulators... Thanks again...
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2001 Chevrolet Monte Carlo LS 3.4L dash light VIN: 2G1WW15E01
lots of good info and help , r&r headlight switch and found the dimmers wire conection was a little burned, cleaned and tightened the conection and also found the rear park lamp fuse in right side I/P fuse block blown. everything is working as it should. thank...
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2011 Chevrolet hd3500 6.6L Poor Fuel Economy VIN: 1GC4K1C88B
thanks to all that offered info, the truck was reflashed at the dealer 2 days ago on a recall. hope the next trip goes better than the last two. as far as a lemmon law buy back the dealer has to have 4 atemps to repair the problem, we have 3 in amd not 4 due t...
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2008 Saturn Aura XE 3.5L Misfire VIN: JT3HN86R5Y
Thanks for all who replied. It was carbon tracking. Just have not seen this much to realize what we had. Changed wires and all is good.
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