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Prev Professional Automotive Repair Technical Discussions for December 19, 2005
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Open Help Requests for GM
Help Request Answers
1999 Buick Regal LS 3.8L airbag VIN: 2G4WB52K5X
hello all got this buick here with the airbag light on cheched the clockspring out it testes good. got a code b1001 dont have a code description four it . id really apreciate an answer to this code. thanks to whoever helps out.
1995 Cadillac DeVille 4.9L vent controls VIN: 1G6KD52BOS
Hello all Cadi techs. I have a car that the vents don't switch properly. I'm not that familiar with this type as I should be. I've tried to talk them into taking it to the dealer, but they insist I look at it, so here I am. The air blows out mostly on the floo...
2000 Cadillac DeVille 4.6L Air bag VIN: 1G6KD54Y1Y
Customer complains air bag light came once intermittently. Also abs light came on once intermittently. abs light is not on. But air bag light is on all the time. History codes are (B0041 LF side deployment loop open,)( B0065 LF Pretensioner deployment loop ope...
1992 Chevrolet G20 Sportvan 4.3L MIL Lamp on, weird running VIN: 2GBEG25Z1N
This Vehicle came to us with an o2 DTC and we replaced the O2 sensor and got rid of the DTC with a new sensor but stll haveing this problem. When running the check engine light is flasing randomly not consistant or anything just flashing. At Idle when the chec...
1992 Chevrolet S10 Blazer Sport 4.3L Cuts out VIN: 1GNCT18W0N
hi techs. i got this 92 blazer with cutting off problem replaced spyder injectors and isc motor still same problem after it warms up,it dies out it starts right up. any comments are appreciated! thanks.
1995 Chevrolet Tahoe LS 5.7L gas pedal VIN: 1GNEK13KXS
Hey guys, this is on of those where you know what you have, and you know what the problem is, but you're not sure how to fix it. What I have is a Tahoe that I just did a major tune up to, including wires, plugs, filters, PCV and a Motorvac. There is a very ...
1997 Chevrolet Monte Carlo LS 3.1L Dash lights VIN: 2G1WW12M5V
Car came in end of the day today. No dash lights and no light in console for PRND12. Vehicle has headlamps and taillamps. Additionally, radio lights up when lights are switched on and dim with rhestat switch. Checked socket at shifter bulb and have no signs of...
1997 Chevrolet Tahoe LS 5.7L Misfire VIN: 1GNEK13R5V
been trying to fix for a week.i have a bad miss on cyl 7 and cyl 2 at times 7 all the time tried changing plugs,wires,cap,rotor still have miss. checked comp its [...] on cyl 7 have done inj balance test all inj tested fine have checked for vac leaks none f... Trouble codes: P0300 (random cyl misfire dectected)
1997 Chevrolet Tahoe 5.7L No Start, Cuts out VIN: 3GNEK18R6V
Hi All I have this tahoe that at times will not start. When it is not starting i get no fuel pressure but i can hear the fuel pump running. If i leave it for a while and go back it will start. I changed the fuel as stated in related repair history. Any help wo...
1997 Chevrolet Tahoe LS 5.7L MIL Lamp on VIN: 1GNEK13R2V
With scanner installed (Tech 2 and Snap-on) cam retard was set to 0. Engine kicks back and does not want to start. Verified it was not a battery starter issue by unplugging the coil. Engine cranks fine. Watching both cam and crank signals on a 2 channel scope ... Trouble codes: 1345 (crank cam sync problem)
1999 Chevrolet K1500 Suburban 5.7L MIL Lamp on VIN: 1GNFK16R0X
I have a repeating code 442 failure. I have smoke tested the entire EVAP system and no smoke is detected. The Evap system will hold vacuum without the fuel tank hooked up. When the fuel tank is hooked up the vacuum leaks down. I have pulled the sending unit ou... Trouble codes: 442 (small leak detected)
2000 Chevrolet Silverado 1500 4.8L keeps running VIN: 2GCEKI9V1Y
engine and lights stay on after ignition switch has been shut off, have to pull ignition relay in conveince center underhood to kill engine, put in new ignition switch and problem still there, problem will go away and come back after while, some other posts in...
2003 Chevrolet Trailblazer North Face 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNET16S83
vehicle was started after stopping at store idling really rough check engine light on customer drive the rest of the day and the next day seems to run fine when driving but really bad when idling thanks in advance george Trouble codes: P1345 (crank and cam sensor sync)
1996 GMC Jimmy SL 4.3L Unknown VIN: 1GKCS13W3T
Customer brought vehicle in for a noise when driving. Sounds like water swishing when making turns left to right or when accelerating from stop. Sounds to me like the a/c drain is clogged up or heater core is full causing noise. Anyone seen this before?
2001 GMC Sonoma SL 4.3L hvac box VIN: 1983889790
i have no floor air the clyinder is working but door rod look broken i need a shortcut i don't want to pull the box for a door rod thanks don
2000 Pontiac Grand Prix GT 3.8L hydraulic VIN: 1G2WP12K9Y
Customer came in with a 2000 Pontiac Grand Prix GT. His complaint was that it had a good pedal, but car was very hard to stop. We checked all mechanical issues and ran some electrical (abs) test which came out normal. We replaced front pads and rotors and adju...

Fixes & Summaries for GM
Fix/Summary Answers
1991 Buick Riviera Luxury 3.8L ecm VIN: 1G4EZ13L6M
Merry Christmas and thank you very much! Even though we were getting spark off the ignition module too many people recommended changing it. It worked! Thank you again. Jackie
1997 Cadillac DeVille 4.6L Cuts out, Stall VIN: 1G6KD52Y9V
we replaced the egr valve and test drove this vehicle for about an hour and it did not display the symptoms,i believe the vehicle is repaired,thanx for all your help,blas (mill rd)
1970 Chevrolet C10 350CID master cylinder VIN: CE140S1637
The push rod between the pwr brake booster and the master cylinder was to long. When I loosened the master cylinder nuts it pushed away from the booster. I adjusted it to the specs I recieved from one of you. I had a hunch about it all along but did not have a...
1995 Chevrolet K1500 5.7L Poor Idle Quality, Cuts out, Stall VIN: 2GTETK19K9
thanks for all the replies - we did fix this one - it ended up being a shorted injector - we noticed that the fuel would stop out of one and then it would die. replaced injectors and runs like a charm - iatn may not have helped us on this one but i still swear...
2000 Chevrolet Monte Carlo LS 3.4L left suspension VIN: 2G1WW2E2Y9
First thanks to all who replied. Checked the intermediate shaft. Was found ok. Several replies said there were problems with aftermarket wheel bearings. Checked and found it to have been recently replaced. Installed OE bearing and all is well. This will be Not...
1997 GMC Jimmy SL 4.3L 3-2 shift P0785 VIN: 1GKDT13WXV
Thanks to all that replyed to this post. After performing a number of tests to rule out a bad ignition switch and other related faults I installed a new VCM, and had it flashed by the local dealer. After a number of test drives everything seemed fine. It's bee...
1989 Oldsmobile Delta 88 Royale 3.8L No Start VIN: 1G3HN54C1K
thanks to all who replied. sorry to not close out sooner. we let vehicle sit over the weekend to duplicate concern & verify if fixed. problem was with the coil. the specs for testing the ignition coil were dead on. we warmed the coil with a shop lite & vehicle...
2000 Saturn SL2 1.9L MIL Lamp on VIN: 1G8ZK5275Y
It is a fix.Ernest from Massachusetts and James from North Carolina nailed this one,the fix was the c.t.s.(it was crack)I replaced the c.t.s the connector and the thermostat.Because the c.t.s. was bad the E.V.A.P.system was running at the wrong time causing fa... Trouble codes: P0442.
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