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Prev Professional Automotive Repair Technical Discussions for June 18, 2010
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Help Request Answers
1991 Buick Riviera Luxury 3.8L No Start VIN: 1G4EZ13L4M
Car DROVE IN for a Crankshaft balancer, replaced balancer and car would not start, has no spark and no fuel pulse...adjusted the crank sensor several times, no change. Checked crank sensor power..ok 10volts. Ground good. Scoped at sensor, has both a 18x and 3x... Trouble codes: 41 (Cam Sensor)
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1997 Cadillac Seville STS 4.6L serial bus VIN: 1G6KY5292V
Hello, hopefully somebody can point me in the right direction because this one has me stumped. this cadillac is a crank no start, drivers information display says anitheft system problem vehicle may not restart and air bag system problem. all of the the transm...
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1999 Cadillac Seville STS 4.6L speedo, radio door locks and other misc accessorie VIN: 1G6KY5494X
this car is back with same problem in just a week? alternator seems to be ok. has anyone run into like problem? vehicle has northstar eng.
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1988 Chevrolet K3500 Silverado 7.4L No Start, Stall VIN: 1GCGK34N3J
This 7.4 truck stalls about 1 minute after staring. fuel injectors stop spraying-loosing pulse. I suspect the prom but they are no longer available. I tried a brand new ecu with no difference. Runs excellent when it is running replaced distributor 7 days ago a...
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1998 Chevrolet K1500 Silverado 5.7L Misfire, MIL Lamp on
Cylinder # 4 will show miss fires on hard acceleration or under heavy load only at 70-75mph. will show on miss fire counts when you can feel problem occur 60-110 missfires. problem has been with truck for years, never changed even after new delco motor, new de...
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1999 Chevrolet C2500 5.7L Poor Idle Quality, Surge VIN: 1GCGK23R2X
Truck has a bad idle fluctuation(surge) at idle,in gear.After cleaning fuel injection system,fuel trim looks real good,125-130.TPS voltge good.Unplugged IAC when idle was surging and it smoothed out.Tried new IAC,no help.Any help with this would be appreciated...
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2000 Chevrolet S10 4.3L cruise control cable VIN: IGNDT13W7Y
Does anyone know how to disconnect the cruise control cable from the throttle body. Alldata is confusing and I'm afraid to pry on it in the wrong direction.
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2002 Chevrolet Express 3500 5.7L Hesitation, Misfire, MIL Lamp on VIN: 1GBJG31R92
This van came to us from a fleet customer that does most of there own work. Had code p0335 for crank sensor and would not eccelarate. Customer installed new crank sensor. Checked ignition componants and found in need of tune-up. problem still exists. In park i... Trouble codes: P0335 (CKP sensor A Circuit fault)
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2004 Chevrolet Silverado 2500 HD 6.0L Temp Control Door VIN: 1GCHK29024
Iwas unable to find any description or test for these code's . The vehicle came in came in for hot air comeing out vents when a/c was runnig .But now works fine and will not duplicate problem except ticking noise from control acuater for LH temp door.Useing mo...
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2000 Geo Prizm 1.8L Hesitation, Stall VIN: 1Y1SK5285Y
This car has been getting worse over several months. It's hard to start especially cold. Throttle resposne is OK if you ease into it, but punch it 1\2 or more & it stalls or studders for a few seconds & then catches up. No codes, all sensors seem to be reposdi...
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2005 GMC Envoy XL SLE 4.2L rear high side line VIN: 1GKET16S25
I have a high pressure line leaking about mid vehicle. Alldata and Mitchell show 2 hours to replace. I thought about using a A/C Delco high side filter to repair, but there are a few other areas that look suspect. It comes with a heater line and is one looooon...
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2002 Pontiac Bonneville SLE 3.8L air suspension VIN: 1G2HX54K22
This vehicle was in for an oil leak coming from RR shock I replaced the shocks with AC Delco air shocks,It came back a day later clunking because the shocks lost air pressure. The customer stated that the rear had always sat very high, but now when the shocks ...
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Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick Skylark Custom 3.1L drive belt VIN: 1G4NV55M9S
Well, this is interesting. The c/s pulley was not fully seated. Our tech had put a wrench on the pulley retaining bolt and it was tight. A different tech used his flashlight to look through the pulley spokes and saw, from the differing coloration on the seal-s...
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1996 Cadillac DeVille 4.6L security system VIN: 1G6K52YXVU
Well all, we fixed this one along time ago just kept turning the key off and on then and our third day of this it started right up no problems
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1996 Cadillac DeVille 4.6L Mechanical VIN: 1G6KD52XYV
after retorqueing our crank bolt we had oil pressure and all was well. the crank pullys wasnt fully seated up to the gyrotor oil pump thats no keyed
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1998 Chevrolet Venture 3.4L Poor Idle Quality, Surge, Stall, Poor Fuel Economy VIN: 1GNDX03E1W
CLEANED THE EGR AS PER SAY BY ATN MEMBERS AND RAN & IDLE GREAT THANKS TO ALL AND I CAN DRIVE BACK HOME
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2006 Chevrolet Malibu LS 2.2L Engine Coolant Tempreture sensor VIN: 1G1ZT51F56
thanks for all the responce i fineally got this one fix after all this checking i replace the temp sensor again and boom that was the fix i want so say thanks to all who reply i really appreciate all the help thank again
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1996 Oldsmobile Cutlass Supreme 3.1L KS sensor VIN: 1G3WH52M7T
I lied; I did not actually fix it. Many stated the possibility of carbon buildup, and another possibility that could cause a similar scenario would be that the engine swallowed something and the head and piston is heavily cratered. I concluded that there wa...
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1993 Pontiac Bonneville SSE 3.8L engine VIN: 1G2HZ5215P
i swapped the engines however after checking the vin#s the engine i was putting in was from a 94 not a 95 bonneville. the sperchargers are different but by part number evything else was the same. i did switch the lower intake gaskets but used the intake that...
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