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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 18, 2015
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2001 Buick Park Avenue 3.8L No Start VIN: 1G4CW54K11
Hello Group, I'm in need of help on this Park Ave; no crank, no flashing security light(with key on), all fuses check good. I've got no communication with the theft module(under the rear deck) so I replaced it with a used one and tried the relearn procedure an... Trouble codes: P1626, U1000 (No State of Health from Module), P0463
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2009 Buick Lucerne CXL 3.9L Traction control VIN: 1G4HD57179
Hey guys thanks in advance for the help! This car came into my shop for a motor mount out which we fixed it also has the service traction control message in the display center. When this comes on intermittently the cruise does not work. It has codes U0101 whic...
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1984 Chevrolet C10 Scottsdale 5.0L Poor Idle Quality, Hesitation, Stall VIN: 1GCCC14H7E
A former student asked me to look at this truck after he had the engine replaced at a local shop and they had apparently given up on fixing it. It's a Jasper engine with low mileage. Customer complaint is vehicle has stalling and hesitation concern. Verified a...
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1994 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Hesitation, Stall VIN: 2GCEC19K4R
Vehicle starts then dies. Will restart and will continue to run if hold throttle down. Will do this until it starts to warm up. OK on warm up run. Smoke tested for vacuum leaks. Only leak detected was the EGR valve. Replaced valve. Fuel pressure was ok but re...
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2002 Chevrolet Silverado 2500 HD 8.1L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GCHK29G32
Needing help on this one please.This truck was towed in to the shop as a no start checked fuel pressure and it was good.The truck will start and die and will set the code for the maf sensor every time.And half of the time I will get a code for the map,throttle... Trouble codes: P0101, P0107, P1514, P1781
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2007 Chevrolet Avalanche LTZ 5.3L MIL Lamp on, goes into fail safe VIN: 3GNEC12067
vehicle goes into fail safe. many test and replacement parts used, but still same problem Trouble codes: P2135, C0242
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2009 Chevrolet Aveo LT 1.6L timing VIN: KL1TG56E29
this is more or less what we have learned about vvt on this car. The timing can be off even if proper tools are used.This can happen by not setting vvt gears back to 0 before you reinstall the timing belt .It takes a fair amount of force to turn the timing gea...
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2004 Pontiac Sunfire SE 2.2L Charging VIN: 1G2JB12F14
thanks in advance everyone, this sunfire has me stumped. it will charge 19 v for a minute or so on first start up in the morning then just drop to normal operation and continue there for the rest of the day. new ecm, second alt. all 3 circuits tested extensive...
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Fixes & Summaries for GM
Fix/Summary Answers
2007 Cadillac Escalade 6.2L rollover sensor VIN: 1GYFK63887
As i said before , this is my own vehicle so i don't have time to flash it ! Iam sorry that i have to close this request with no fix . But i will go to flash the moduels again with the correct configuration. And i will post the fix later. Thanks to all who s...
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2007 Chevrolet Corvette Z06 7.0L abs VIN: 1G1YY26E47
Since I do not have the capability to flash computers, the owner & I decided it was best to have the vehicle go to the dealer. After their inspection, they are replacing the BCM & ECBM along with reflashing both new units. The car should be back next week. Tha...
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2007 Chevrolet Impala LT 3.9L broken active lifter VIN: 2G1WC58RX7
I did purchase a used lifter on e-bay and installed it in the engine. That made it run like it should. The customer was informed about the decision to do the repair this way and he agreed to the suggested repair. I guess buyers never know what pattern failures...
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2012 GMC Terrain SLT 3.0L LF Wheel Speed Sensor
Unfortunately the customer has not returned yet to follow up on repairs. I am closing this help request at this time. The consensus is that the wheel bearing is the most likely problem. I will follow up with repairs and fix info once I get the car back. Th...
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