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Prev Professional Automotive Repair Technical Discussions for January 15, 2006
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Open Help Requests for GM
Help Request Answers
1998 Chevrolet Blazer 4.3L dash unit VIN: 1GNCT18W0W
Hello all, On this vehicle the rpm,spedo,odo,shift indicator, and temp gauge are all inoperative, there is no lighting to the odomoter and shift indicator, I've checked the basics, and unfortunately I do not have access to information on this part of the vehic...
1998 Chevrolet K1500 Cheyenne 5.7L cd player VIN: 2GCEK19RGW
this truck has a factory cd player seperate from receiver unit. cd player used only a dozen times over lifetime but in a dusty invironment. accepts cd into unit then comes up with "err" on panel. customer doesnt want to spend much to fix. just thought id ask i...
2000 Chevrolet Suburban 1500 LT 5.3L battery VIN: 3GNEC16T1Y
hi.got problem.battery dead over night.battery is new.alternator is good.have this vehicle for 3 years.never had this problem before.after i got the recall done i when to pick up the vehcle next day and they told me they had to jump start the vehecle.thinking ...
2000 Chevrolet Impala 3.4L lower intake manifolds VIN: 2G1F52E919
hello fellas, i need to know if any of you run into the same problem that i some times do with these intakes(3.1,3.4 liter) some times they come back in 6 months leaking again oil or coolant. i follow the all data procedeure in cleaning of the sufaces with gas...
2002 Chevrolet Blazer LS 4.3L Rear Hatch Release VIN: 1GNDT13W02
Hi All: Have this 02 Blazer that releases the rear glass latch on door unlock intermitently, mostly when returning to the Park position and will not pop the glass with the dash button or keyless entry remote. I have scanned the bcm for codes or data that seems...
1992 Geo Tracker LSi 1.6L Poor Idle Quality, VIN: 2CNBJ18U1W
Hello fellow techs:I need help on this 1.Vehicle had a bad pressure regulator (fuel in hose) Replaced regulator vehicle ran fine for 1 day then it came back with idle speed at 300rpm's warm and it was hard to start cold acted like it was flooded.Ck'd fuel pres...
1998 GMC K1500 Suburban 5.7L No Start VIN: HYU8765443
this truck will start on start fluid then cuts out fuel pressure reads 54psi some body told me a long time ago this truck needs 66psi min too even idle you can hear pump seems like not enough pressure help
1998 Pontiac Trans Sport Montana 3.4L Electronic VIN: 1GMDX03E1W
Van surges at 65 mph going uphill in 4th gear, normal operating temp, and tcc locked up. Does not come out of lock up when it surges. Tcc slip ranges from 10 to 200 rpm when it starts to surge. Trans shifts normally at all other points. Does not seem to slip. ...

Fixes & Summaries for GM
Fix/Summary Answers
1983 Chevrolet Monte Carlo CL 5.0L check engine light VIN: 1G1AZ3772D
good day! i re-adjusted the carburetor idle mixture screws, as well as adjusted the idle air bleed valve. removed the o2 sensor i recently replaced, the tip was heavily sooted up, appears to have been from carb being way out of adjustment, most likely giving m...
1996 Chevrolet Cavalier 2.2L starter VIN: 3G1JC524ZT
Thanks for the replies and sorry for keeping you in suspense for so long. Customer finally aggreed that he was willing to pay for up to one hour labor to find problem. I thought the problem was probably in the column, but most of the responses pointed towards ...
1997 Chevrolet C1500 4.3L No Start VIN: 1GCEC14W5V
Thank you all for your help and patience. I fixed the vehicle and then the customer took it away for a week and I wanted to talk to him to see if it was fixed to his satisfaction. When he returned he said it had never run that well in all the time he had owned... Trouble codes: P0300 (random Misfire).
1999 Chevrolet Silverado 1500 4.3L Hesitation, Surge, Low on Power VIN: 1GCEK14W3X
Thank you to everyone!! most of the responses said to check exhaust and several to check dist. gear and set cam offset,, i pulled dist to inspect, ok, made hold down so i could adjust cam timing. some said spec is -10 and one said zero? did not help, fuel trim...
1993 GMC C1500 Sierra SLE 4.3L Surge VIN: 1GTDC14ZXP
Im sorry i cant close this one for this time the customer have descide to store the truck for winter he said to me he will bring me back in spring. Many of you told me about fuel pressure,it was ok event under load it is not the fuel pump 100% sure.Compression...
1995 GMC w4 5.7L Excessive Emissions, Poor Idle Quality VIN: 4KDB4B1A3S
Hello all and many thanks to all. The majority of the replies I received centered around injector and or ecm diagnosis. I think the update I posted addresses some of those potentials. I had not scoped the injectors as was suggested so I did and found a clean c...
1995 Pontiac Firebird Formula 5.7L Cuts out, Stall VIN: 2G2FV22P8S
whew, this one is finally done it turned out to a bad connection at the fuel tank unit. the vehicle would lose fuel pressure in a way that mimiced the ign shutting on and off i resoldered all the connections on the tank unit when i found out it was $400++ and ...
1995 Pontiac Sunfire GT 2.3L Poor Idle Quality, Surge, MIL Lamp on, overheat VIN: 1G2JD12D5S
This car seems to be finally fixed!!! Thanks for all the suggestions and I really appreciate the help that was offered. From my post you can see I was pretty beside myself and I really appreciated the fact that everyone really tried to help and no ego's were i... Trouble codes: P0507.
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