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Prev Professional Automotive Repair Technical Discussions for July 10, 2006
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Open Help Requests for GM
Help Request Answers
1991 Buick Century Custom 3.3L No Start, Cuts out, Stall VIN: 3G4AH54NGM
this is my girlfriends car it was sitting for a month because it belongs to here mom to want to fix it anyways this car has a no start cond i charged the battery yesterday it cranked started and died no codes present with my snapon scanner i check the fuel pre...
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1995 Buick Park Avenue 3.8L Intake VIN: 1G4CW52K3S
I Have a question tha mabee someone out there has delt with before. I have 95 3.8 k engine with coolant and oil consumption ,not sure if they related with each other.On original inspection you could see coolant evidence from tail ipe in small amounts.Very obvi...
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2000 Buick Regal LS 3.8L power windows VIN: 2G4WB52K4Y
Need help with this buick.Came in with windows up and wont come down.Of course i first tryed the old smack the door panel with a rubber mallet-didnt get that lucky.Next i tryed the main switch on the drivers door allso not so lucky.Removed all four door panels...
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1982 Cadillac Fleetwood Brougham 4.1L ecm VIN: 1G6AB6989C
I have no injector pules on this vehicle but I can activate the injectors if I ground the injector circuit at the ecm.
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1991 Cadillac Fleetwood 4.9L Fuel data center and climate control VIN: 1G6CB53BXM
This car came in with the blower inop and the digital displays in the instrument cluster, fuel data center and climate control panel inop. The 16V wire had no power. I found the CCP shorted. Replaced the CCP and BCM and now the display for the instrument clust...
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1993 Cadillac DeVille 4.9L Poor Idle Quality, Surge, Cuts out, Stall, Poor Fuel Economy VIN: 1G6CD53B6P
Hello again techs, I am getting my butt handed to me on this one. This caddy was towed in with complaint of last two tanks of fuel got horrible gas mileage and then stalled and wouldn't restart. We replaced pickup and module, now car will start but runs terrib...
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1991 Chevrolet Camaro Z28 5.0L Cuts out, Misfire VIN: 1G1FP23F3M
car came in for running bad on freeway. if you take the throtle when car is warmed up and go wide open the car falls flat on its face. we found bad distributor and installed a rebuilt one. car still running bad. i have a nother car here that is the same. after...
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1998 Chevrolet Lumina 3.1L abs light VIN: 2G1WL52M1W
I have this 97 lumina car with a constant abs light on,no codes stored.unable to turn light on or off with scan tool (my solus doesnt have this capability nor does my brother inlaws modis).I have already replaced the underhood fuse box due to original one havi...
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2000 Chevrolet C3500 5.7L fuel gauge VIN: 1GBJC34R4Y
fuel gauge jumps when key is turned on, then sits on E when running. rear tank will not transfer fuel to main tank when reqired. when testing gauge, unpluged at fpb modual. gauge should go to full but dose not. unpluged gauge and sender at vcm and gauge went t...
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2001 Chevrolet 8500 .0L alarm
This may be easy for a few of the tech's out there. I have a 8500 chevrolet that has a water tank and a pump for spraying the roads. The pump is driven by the power take off with a 60lb pressure cut of switch mounted on the pump pressure side. What I need to w...
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2001 Chevrolet Express 3500 8.1L Cuts out VIN: 1GAHG39G31
The problem, which is intermittant and has not occurred when the truck has been in the shop, is that the car will stall while being driven, come to a complete stop, then restart when the key is turned off and back on. The truck is driven by more than one perso...
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2001 Chevrolet Cavalier LS 2.4L compressor VIN: 1G1JF52T61
This vehicle was brought in for a/c not cooling, customer stated that he attempted to charge system and pressure relief would discharge like there was too much pressure in system . while the system was empty i opened up the lines to inspect orfice tube in cond...
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2002 Chevrolet Impala 3.4L Cooling Systems VIN: 2G1WF52E62
This Malibu has oil residue in the coolant reservoir. My experience with intake gaskets has been coolant in the oil. Not on this one, though. No drastic changes in either fluid levels. Is there a common problem associated with these engines? Testing procedures...
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2004 Chevrolet Silverado 3500 LS 6.6L Fuel guage VIN: 1GBJC34214
We have this vehicle with an intermittent fuel guage problem. It will come in with it showing empty. After reading the codes, we clear them and the vehicle will be fine for a few days. The codes are P1626(anti-theft system fuel module)and P2636 (fuel transfer ...
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2006 Chevrolet Corvette 5.7L CD changer VIN: 1FASTCORVE
Hello to all; I will be installing a GM 6-disc CD changer, PN [...], into this Convertible Vette this Thursday 7/13. The OEM system already includes XM radio and Navigation options (factory-installed). I am being told by GM parts that this changer will be p...
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2002 GMC Sierra 2500 HD SL 6.6L MIL Lamp on VIN: 1GTHK29182
This is driving me crazy! I have this P0101 code as intermittent problem. The signal is good for the MAF and I think the Baro sensor may be the lead candidate for replacement. I can not find any air leaks or problem with the airbox. I replaced MAF with known g... Trouble codes: P0101 (MAF out of range)
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1999 Oldsmobile Alero GL 2.4L MIL Lamp on VIN: 1GN3NL52T5
costomer complains of a loss of power after coming to a stop. mil , oil, trac lights come on and car will hardly pull itself. turn car of and it will reset, restart and drive fine. p0122 returns after clearing and driving for some time. p0742 has not returned.... Trouble codes: P0122, P0724
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Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick Regal 3.8L launch from stop VIN: 2G4WB12L3S
Many thanks to everyone who took the time to reply to this help request. The trans finally gave up the ghost on 6/28. Installed a low mileage used unit with new filter and fluid along with flushing out the trans coolers. The new trans drives great. The yard wh...
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2001 Cadillac DeVille 4.6L Poor Idle Quality, Hesitation, Cuts out, Misfire, Smoke VIN: 1G6K57981U
Hey guys,Thanks for all of your suggestions.This car really took us back to basics.After several hours of diagnostics it turned out to be BAD GAS!! We used a fuel injecter cleaner bottle filled with gas,and engine ran fine. I drained the tank and refilled with...
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1995 Chevrolet K1500 Cheyenne 6.5L 3-4 shift VIN: 2GCEK196S6
the ignition switch repaired this vechile,thank you all for your expert help,customer is delighted not to have major trans trouble
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1998 Chevrolet C1500 Cheyenne 5.7L Steering VIN: 1GCEK19R3X
Thank you all for the helpful information. We replaced the power steering pump to no avail, then we replaced the p/s box and the problem has not come back.
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2001 Chevrolet Cavalier 2.2L engine VIN: 1G1JC52471
Got the head off, warped .008'. We will mill the head and put together and see what happens. Thanks for the input
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2002 Chevrolet Trailblazer LS 4.2L Cooling Fan under performing with A/C on VIN: 1GNDT13S82
Well it's time to close the chapter on this vehicle. We didn't solve his overheating after checking the electrical and doing all the updates. Roger from Alberta offered alot of constructive replies and after going over them as well the the checks we did it app...
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1993 Geo Prizm LSi 1.6L Cuts out, at idle VIN: 1Y1SK5369P
I do not like to let cars go that are not fixed,but this cust did not want to go any further than what we have done. Thanks for taking time to review this prob.
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1994 Oldsmobile Bravada 4.3L Excessive Emissions, Surge, Cuts out VIN: 1GHDT13W0R
Well it's out of here.Triple checked and noticed the fuel trim rising to 160 when the problem occured.While rechecking wires I caused it not to start.Then I moved the wire going through the plenum to the injector and it started.Removed the upper plenum to find...
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1997 Oldsmobile Cutlass Supreme SL 3.1L Misfire, MIL Lamp on VIN: 1G3WH52MXV
Thankyou fellow techs, this one is fixed thanks to your help! 23 replied and 9 said to consider dirty injector, 6 said possible valve train problem, 5 for possible intake leak at lower or upper intake and around injector, 2 for ignition system problem. I went ... Trouble codes: P300.
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