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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 9, 2011
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Open Help Requests for GM
Help Request Answers
1997 Cadillac Seville SLS 4.6L theft deteant VIN: 1G6KS5Y4VU
I was driving this car last week when the heater core sprang a leak. So I took it home, drove it into the garage and replaced it with a new one. I had to disconnet the battery so I could remove the climate control programmer. When I got it back together, The ...
1978 Chevrolet Caprice Classic Landau 5.0L hvac VIN: 1N69U8S129
customer brought the vehicle in for no heat and heater wont or HVAC wont change from defrost to floor or vents.further inspection lead me to under the dash to the heater box.someone had cut off all the vacuum hoses from the HVAC controller to all the vacuum ac...
1999 Chevrolet Astro LS 4.3L No Start VIN: 1GNDM19W2X
this is my son's mini van. he is disabled and at 80'000 miles on the van i changed out the o.e.m. fuel pump . befor he wound up stranded on the side of the road. well he droped it off at the shop to day for the work to be done.all went well went he pulled out ... Trouble codes: P1361
2001 Chevrolet Monte Carlo SS 3.8L trans? axle? wheel bearing? VIN: 2G1WX15K11
Itest drove the car. If I backup and then go forward there is a loud crack from the right front. This may happen in the first few feet, or it may be half a block, or it may not do it at all. It only cracks once, and when it happens it feels as though something...
2001 Chevrolet Blazer LS 4.3L MIL Lamp on VIN: 1GNT13W912
Vehicle can to us with a flashing check engine light and misfire. Has just been tune up by another shop, same problem. Suspect distributor or cam/crank sensor. Has misfire on cylinders 1,2, and 4 with 4 having the most. Very slight misfires on 5. 3 and 6 ok. T... Trouble codes: P0300
2007 Chevrolet Equinox LT 3.4L front washer pump VIN: 1FALP09570
the problem that i am having is this.i am getting power to the side of the pump that sprays the rear washer but no power to the side of the pump that sprays the front washer. i can watch the switch working on my genysis scanner and i can watch the bcm command ...

Fixes & Summaries for GM
Fix/Summary Answers
2002 Chevrolet Monte Carlo LS 3.4L Radio VIN: 2G1WW12E82
Thanks for all the help guys, come to find out the customer was trying to get over on me! The radio itself was bad and the owners kid let the cat out of the bag right in front of me! It's been like that for over a year. None the less, it was the radio.
2004 Chevrolet Silverado 1500 5.3L Runs too cool VIN: 1GCEK19T84
Hello all, Thanks for all the help. My friend went with the cardboard suggestion. I think he needs a higher temp t stat and a heater core flush too but is unwilling to go further. I don't know why he asked for help. :(
2006 Chevrolet Impala LS 3.9L keyless VIN: 2G1WC58146
Sorry for the late post, have been swamped and an employee short lately. The fix was simply to program the keyless entry module to the correct application. It didn't say anything about that in Alldata or Mitchell, or anything from the dealership on the new o...
2007 Chevrolet Tahoe LT 5.3L MIL Lamp on VIN: 1GNFK13067
Once again, IATN comes through with a solution. What I didn't know is that this is a constant monitored circuit and if the PCM sees an open circuit it will flip the light on. Disconnecting the valve was still an open circuit. The cannister valve back by the ta... Trouble codes: P0449.
2006 Saturn Vue 2.2L Re-Flash VIN: 5GZCZ33DX6
After a few hours with TSI tech support; trying and running out of suggestions; after discussing the problem with another shop down the street; as they have had issues with flashing Saturns as well. We sent it to the other shop figuring there was a problem wi...
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