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Prev Professional Automotive Repair Technical Discussions for June 3, 2013
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1988 Cadillac Allante 4.1L Cuts out, Stall VIN: 1G6VR3172J
Hello! Got a older Cadillac here with some strange instrument cluster issues, and dying issues. It's very intermittent so bear with me on my intel on this one. While driving or even just starting the vehicle (cold or warm, doesn't matter) The electronic cluste... Trouble codes: E052 (ECM memory reset), E053 (Distributor Signal interference)
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1969 Chevrolet Corvette 7.0L carburetor VIN: 194679S703
Car came in originally with fuel half way up the dipstick...cust had rebuilt primary carb and double gasketed the power valve, causing fuel to dump in. We rebuilt it properly. came back about 3 months later and had the rubber seal on the needle seat mangled pr...
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2000 Chevrolet Malibu 3.1L high idle VIN: 1G1NE53J7Y
I have been fighting this car for the last 2-3 years. Customer complaint is that car intermittently has a high idle or the throttle is sticking. A few times it did come in with throttle position codes. Have put on several tps and pigtails both aftermarket and ...
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2005 Chevrolet Silverado 2500 HD 6.6L wont run egr monitor VIN: 1GCHK23265
Hi all thanks in advance for any help you can lend. I have a customer with a 2005 chevy silverado 2500 4x4, 6.6 diesel. He needs to take the state emission test and went to try. When they plugged in they said the egr monitor had not run, so this is where I cam...
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2007 GMC Yukon XL 2500 SLT 6.0L Cluster display VIN: 1GKGK26K27
Primo maintained Yukon! 'Been looking at the TPMS information via the DIC for the last year and have been seeing the DIC consistently displaying low pressure to the rear left tire. New tires and monitor today and the same thing. Relearned before and after TMB ...
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2008 Saturn Astra XE 1.8L No Start VIN: W08AR67118
Hello, This vehicle came in from another shop that replaced the CIM (multifunction switch). The car will not crank and the security light flashes. Can we do the coding of the CIM with a pass through device?
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Fixes & Summaries for GM
Fix/Summary Answers
2005 Cadillac STS 4.6L MIL Lamp on VIN: 1G6DC67A25
most everybody said vacuum leak. the intake gaskets were leaking COLD ONLY. I didn't check with engine cold. smoked it the next morning and the leak showed up. after all this hair pulling and asking for help from you guys he declined the repair. (said he will ... Trouble codes: P0068 (Throttle body airflow performance), P1101 (intake air flow system performance).
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1997 GMC Sonoma SLE 2.2L No Start VIN: 1GTCS1942V
Turns out the ignition module installed at the previous shop was factory defective. Installed new ignition module and it runs like a champ. Thanks for all the great advice everybody.
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1999 Saturn SC1 1.9L Harsh engagment into Revers or Drive VIN: 1G8ZP1285X
Well I ended up replacing the valve body under warranty. I also removed the magnet from the external filter. It stopped blowing the seal out and the shifter were normal right after replacing the valve body. Thanks for all the help guys!
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2005 Saturn Ion-2 2.2L No Start, Poor Idle Quality, MIL Lamp on VIN: 1G8AN12F25
Found a small area near the purge solnoid where a mouse have eat few of the wire. It's a insurance claim, customer request the wire harness replace. The problem is fix. Thank everyone. Trouble codes: P0102 (Mass Air Flow Sensor Ciruit Low Frequency), P0135 (Heater O2 performance Bank 1 Sensor 1), P0141 (Heater O2 performance Bank 1 Sensor 2), P0443 (Evap Purge Solenoid control Circuit), P0325 (Knock Sensor Module Performance).
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