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Prev Professional Automotive Repair Technical Discussions for April 17, 2009
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Open Help Requests for GM
Help Request Answers
2002 Cadillac DeVille 4.6L power window VIN: 1G6KD54Y52
This car has no power windows working. I am getting u1000 in all the door modules and drivers switch. The switch is new, the DDM is new. We tried a RIM still do operation. When the car is running, the battery light is on. It is charging though. Also the radio ...
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1999 Chevrolet Astro 4.3L Misfire, MIL Lamp on VIN: 1GNDM19W8X
Hey guys, here we go again. I have a vehicle in that has the check engine light on. I have checked the codes and it showed PO300, random misfire. I have done a tune-up which included, cap, rotor, wires, plugs, fuel filter and air filter. I have also cleaned th... Trouble codes: P0300 (Random Misfire)
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2000 Chevrolet Express 1500 5.7L fuel ga VIN: IGNFG15R5Y
fuel ga at dash when key on goes to half and slowly like alittle robot break dances down to 1/4 and back to 1/2 and a little over the half mark,kind of like a notch at a time mechanically speaking but should be smooth?tank was not pulled but did have problems ...
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1997 GMC Sonoma SLE 4.3L No Start VIN: 1GTCS19W1V
Hi everybody, i have this GMC pickup with no start problem, the owner stated that he was driving it and stoped suddenly and refused to start, towed to my shop,i scanned on my scanner no faults, i checked for fuel pressure is 20 psi, removed the tank and instal...
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1998 GMC K1500 Sierra SL 5.7L instrument cluster VIN: 1GTEK19R2W
After installing a new ip illumination bulb, not airbag, in the cluster I now have an airbag light on with code 1054 infl Rst ip mod sw circuit fail. What the heck could I have done here? The light was not on when I removed the ip.
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2006 GMC Sierra 2500 HD SL 8.1L Battery Drain VIN: 1GCHK29GX6
Hello! Having a issue with a 160 milliamp draw!! Truck will not start after sitting for 2 days, has brand new Optima battery, charging system is perfect. There is a 4 hour time out procedure due to a dual heater control system, (found T.S.B. on that) which i p...
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2000 Pontiac Bonneville SSEi 3.8L Misfire VIN: 1G2HZ5416Y
This car is on its 3rd engine in the last 6 mo. 1st engine unknown problem. 2nd engine broke a rod. 3rd engine dropped a valve. This engine ran perfect for a month. Customer brings car to me and explains history, Complaining of a missfire. Cylinders 4 and 6 mi...
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2002 Pontiac Grand Prix GT 3.8L ABS, Traction Control & ETS VIN: 1G2WP52K72
OTC Scantool indicates a C0156 code, a hard failure, it will clear, but it returns immediately as soon as you start to drive forward. According to Alldata C0156 is the RH Traction Control Solenoid Circuit #2. Alldata's chart for C0156 is vague, but it's only ...
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2006 Pontiac G6 2.4L oiling VIN: 1G2ZF55B06
Good morning, this car has an upper engine noise. The customer started to replace the timing chains himself, then towed it in for me to finish. There was play in the silent shaft chain when I got it. When finished, the noise was still there. It sounded like li...
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2000 Saturn LW2 3.0L MIL Lamp on, Fuel Gauge & AC inop VIN: 1G8JW82R8Y
This cars AC, fuel guage are inop. Scans show AAP 2 sensor high voltage, etc. I disconnected fuel tank sensor & AC pressure switch to see if APP sensor code would clear, no luck. Had another Saturn tried to switch APP sensor no change. Car has no drivability p... Trouble codes: P1283 (APP sensor 2 circuit high voltage), P0533 (A/C pressure sensor high voltage), P0453 (Evap tank sensor high voltage)
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Fixes & Summaries for GM
Fix/Summary Answers
2001 Buick LeSabre Custom 3.8L MIL Lamp on VIN: 1G4HP54K51
Thanks for all the help. Found several small pin sized holes in the filler neck. Replaced filler neck cleared codes no codes have come back. Thanks agian for all the help Trouble codes: P442.
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1999 Cadillac DeVille 4.6L No Start VIN: 1G6KD54Y9X
Thanks for all the quick replys.Found the RFA was the problem,when i unplugged it everything came back to life,now it starts an runs.Also checked the wiring around it-no chaffing any where,cause i was thinking there was a short to power,but no all good.So agai...
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2003 Cadillac DeVille DTS 4.6L readiness monitor VIN: 1G6KF57983
Thank you all who replied. It was a catalytic converter. The one we put on a few weeks ago was a walker converter. Most of the replies I had was to go with an OE. I had the walker converter warrantied out and put another one on. I figured I try that before I c...
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1990 Chevrolet Corvette 5.7L MIL Lamp on, PINGS VIN: 1G1YY2383L
CAT WERE HOLLOWED OUT SO IT DID NOT HAVE ANY BACK PRESSURE FOR THE EGR Trouble codes: 32 (egr).
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2001 Chevrolet Silverado 3500 6.6L abs VIN: 1GCJK3315F
2001 Chevrolet Silverado 3500 abs motor runs all the time Replaced the ebcm
5
2001 Chevrolet Prizm 1.8L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1Y1SK52871
It looks as if the tech working on the vehicle put the lifters back in the engine in the wrong order and the valves ae either not opening all the way or not closing. The lifters on this vehicle come in 35 different sizes and are specific to each cylinder. Unfo...
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2004 Chevrolet Suburban 1500 Z71 5.3L Hesitation VIN: 1GNFK16Z54
the problem was this thing was going into traction control mode, i finally figured it out by turning off the traction control switch, the problem went away,so what i did was took the two front wheel speed sensors out and cleaned them and that fixed this one.it...
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2005 Chevrolet Aveo LS 1.6L Hesitation, Surge, Cuts out, Stall VIN: KL1TD52685
perform sensor test and the map sensor was out of range. replace it and all is well. the reading at idle is 1.7v and as you raise the rpm, the voltage is also dropping instead of raising to 3.5-4v. thanks to all that replied.
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2000 Pontiac Grand Prix GT 3.8L No Start, Stall VIN: 1G2WP52K1Y
Well, I got plenty of good advice, several in which thought the igniton switch , (I too thought so , and spent plenty of time wiggling the wires at the column and even went as far as to pull the plastic cover off and see if terminals were loose in switch, I al...
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1999 Saturn SC2 1.9L Vibration VIN: 1G8ZH1278X
Thanks for all the replies. I replaced the upper mount (got it from your place Ernest) and all is well. Thanks!
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2000 Saturn SL1 1.9L readyness monitors VIN: 1G8ZH5289Y
]THANKS FOR ALL THE REPLIES. IT WAS REALLY HELPFUL WITH DIAGNOSIS OF ]THIS SATURN. WE FOUND OUT THAT THE TEMPERATURE OF THE CAR DROPPED OFF ]WILE DRIVING. THE SECONDARY PUMP TEST PASSED, BUT THE EGR TEST DID NOT. ]OUR DIAGNOSIS OF THIS CAR LEAVES US TO BELI... Trouble codes: P0410 (secondary air), P0442 (small evap leak).
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