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Prev Professional Automotive Repair Technical Discussions for February 5, 2006
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Open Help Requests for GM
Help Request Answers
1993 Cadillac Seville STS 4.6L abs VIN: 1G6KY5290P
hi guys customer came in and asked if i code check why his egine light and abs light is on . i got codes po0041 (loss of cam signal ) c0061 (pump motor or pump motor relay ) coo72(serial data linne malfunction ) coo73 (spark retard montoring ) i did check for ...
1987 Chevrolet 3500 /1 TON 6.2L glow plugs VIN: 1GCHD34J7H
Hello to all. The Hose Co. I belong to picked up this 1987 chevy Ex Army truck to use as our Brush Fire truck. Along with the long list of problems we have had is a hard starting problem. It began with the Control circut board being bad, I replaced that and ev...
2002 Chevrolet Impala 3.4L Brakes VIN: 2G1WF52EO2
Front and rear brakes replaced several times for brake pulsations. Used O.E.M parts. Vehicle still acquires brake pulsation after repairs have been done. Usually, 5000 to 10,000 miles. Any help would be greatly appreciated. Thanks.
1988 Oldsmobile Cutlass Supreme 2.8L No Start VIN: 1G3WR11W5J
This should be a simple fix but it,s giving me problems.Car starts good when cold,has no drivability problems but after a 15 to 20 min hot soak it is very hard to start.Will crank over fine but starts and stalls immeadiatly.Will do this about 4-5 times ,then w...
1998 Oldsmobile Intrigue 3.8L turning lights
vehicle came in with no hazards in front only! rears work fine. the turn signals will not work in front-but will work in rear-but real fast!the daytime running lamps work fine,the front turn lights in front will come on but will not blink.i replaced the daytim...
2000 Saturn LS2 3.0L Heater VIN: 1G8JW52R0Y
Customer scheduled car for low heat from heater. Scanned computer & engine temperature would range between 155F. & 173F.. Checked system operation & TSB'S., per "Shop Key". Tested water pump in heater hose and found pump inoperative. All other modes seem to op...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Cadillac Seville SLS 4.6L Misfire VIN: 1G6KS52Y1S
thanks for the help on this! the compression had already been checked & also motorvac had been done & all grounds had been checked. i tried a cam sensor & also sent the injectors out to be checked. the injectors had a flow problem & after replacing them the id...
1998 Cadillac DeVille 4.6L will not start VIN: 1G6KD54Y7W
bad starter thanks alot napa the starter had a defect with it and kept drawing more and more amp on the different tests. replaced starter and car has been good for a couple weeks now thanks for your help everyone
1996 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC5246T
Thanks for all the replies & help. Turns out terminal C power wire to crank sensor is 12 volts low amperage. It will only light the test light very dim after 2-3 seconds. Used another same year car & motor to check. Once did that flowed tree for test light ill...
1997 Chevrolet K2500 Suburban LS 7.4L Surge, MIL Lamp on VIN: 3GNGK26J2V
Fixed this truck with new crank sensor. Only got the pattern to act up after using a heat gun on the sensor. Changed the distributor cap as some suggested for comeback insurance. Thanks again for the help. Trouble codes: P0102 (Mass air sensor signal low).
2000 Chevrolet Suburban 1500 LT 5.3L battery VIN: 3GNEC16T1Y
sorry for takeing so long this was the fix.from Brent in KS... Take the truck back to your friendly GM dealership and ask them to look at service bulletin #PIT3807, which will describe your problem exactly, It explains that the onstar module installed when the...
1998 GMC Jimmy Envoy 4.3L gauges,door locks,wipers,radio,heater,4x4,high bea VIN: 1GKDT13W8W
sorry took so long to close out. found a power supply problem from underhood eletrical center. unbolted center from inner fender, found contamination at connecter, & terminal gone up in electrical center. installed new eletrical center and repaired wiring. all...
1994 Oldsmobile 88 Royale LS 3.8L low power VIN: 1G3HY52LXR
Thanks for all the replies. It is nice to know that help is here when needed. We had a lot of replies that said coolant sender and bad grounds were common. After sending more than five hours cleaning all the grounds and checking the coolant sender and the ...
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