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Prev Professional Automotive Repair Technical Discussions for August 12, 2008
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Open Help Requests for GM
Help Request Answers
1993 Buick Park Avenue 3.8L ride height VIN: 1G4CW53L7P
My customer has a 1993 Buick Park Avenue. He asked us to replace the front and rear struts for maintenance reasons only. We replaced the front and rear struts with Monroe Sensatracts. The customer has come back with the complaint the car ride is very stiff. We...
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1999 Buick LeSabre Limited 3.8L Display on radio & ac contol VIN: 1G4HR52K0X
This car has daytime running lights & twilight sentinal system. When drl are on the displays on the radio & ac control panel light properly. As soon as the headlights turn on, weather by themselves or manualy with the switch, boyh displays go out. The radio & ...
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1977 Chevrolet Corvette 5.7L turnsignals VIN: 1Z37LS4441
i'am looking for the exact location of turnsignal flasher. wiring diaghram indicates wire colors of purple and pink/white, have not found that combination. i think i remember finding a flasher behind a speedo head long ago.? thanks for any help give.
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1990 Chevrolet C1500 Cheyenne 5.7L delayed engagement VIN: 1GCDC14K8L
Good evening, gents. I'm hoping for some good advice about this truck I just bought. The preacher who sold it to me thought it needed an engine, while I hoped it needed a head gasket. I drove it home, adding water as required, and noted that the shifts were no...
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1994 Chevrolet S10 LS 2.2L Front pump area VIN: 1GCCS1941R
Around town this trans. will not leak oil. Take it on a one hour drive to another town and it leaks trans. fluid from front of trans. Not from vent. I have replaced the front pump converter seal, pump gasket and o-ring, and pan gasket. The flexplates we get fo...
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1998 Chevrolet K1500 Cheyenne 5.7L Rear Brakes VIN: 1GCEK14R4W
I peformed a complete four wheel brake job on this vehicle (pads, rotors, calipers, wheel cylinders, shoes, spring kit, machined drums, and brake fluid flush with ABS Automated Bleed). The customer comes back two weeks later complaining of a squeak right at a ...
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1998 Chevrolet C1500 Cheyenne 5.0L No Start, Cuts out, Stall VIN: 1GCEC19MXW
OK everybody here it is, the customer drove this vehicle into the shop complaining about a no start after the vehicle had been driven long enough for it to reach operating temperature, then shut the vehicle off and it would not start back up until the vehicle ...
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2003 Chevrolet Trailblazer North Face 4.2L Poor Idle Quality, Misfire, SES LIGHT IS ON VIN: 1GNDT13S33
replaced camshaft sensor and crankshaft sensor. replace coilpack on number 1 cylinder and it still is rough idle and completely dies out unless i hold the gas pedal in. i have found the camshaft postion solenoid cannon plugs are flooded with oil bad. i am wait... Trouble codes: P1345 (camshaft/crankshaft sensor correlation), P0301 (cyl 1 misfire)
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2004 Chevrolet Malibu 3.5L Blower Motor VIN: 1G1Z854U54
This Malibu has an inoperative blower motor . The motor itself will work if ground is supplied to the motor . The Blower Motor Control Module has 5 wires and has automatic temperature control . The wires at the module were checked : good ground , power , power...
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1997 GMC Yukon SLE 5.7L window VIN: 1GKEK13R0V
This 97 Yukon has the passanger front and both rear door windows inop. They will all work from the main switch and I have traced it to a loss of power to the tan wire at the door switches. The tan wire meets at s263 so my question is does any one know where s2...
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1989 Pontiac Firebird Trans Am 3.8L Poor Idle Quality, MIL Lamp on VIN: 1G5FW2174K
This little turbo 3.8 is very lean at idle. It acts like a large vacuum leak but none can be found. Fuel trims and O2 readings come back to near normal values above 1800 RPM. I have checked the intercooler,Blocked EGR, intake gasket,brake booster and all vacuu...
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2000 Pontiac Grand Am SE 2.4L Stall VIN: 1G2NF52TOY
Engine stalls intermittently while driving. Will restart everytime. Has no codes, I/M ok. Road tested, no problems. I hate ghost-chasing, I'm thinking it may have a faulty ignition switch. Ran out of time, customer needed car. Hard to fix it it isn't broken. A...
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Fixes & Summaries for GM
Fix/Summary Answers
1989 Buick Regal Custom 3.1L Stall VIN: 2GC4WB14T3
Hello again. This car is fixed. The ECM was the culprit. The cars runs great and the tach works as it should. Thanks to all who responded. Pete
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1998 Buick Century Limited 3.1L starting VIN: 2G4WY52MSW
very interesting find trans man was very close we found the wiring harness at the battery under loom and tape wires that looked like they had been soaked in battey acid contamination only about 1 1/2 long some wires were so bad you could brake them in half jus...
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1993 Cadillac DeVille 4.9L Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy VIN: 1G6CD53B6P
Thank you all for very valuable information on this car!! In my replies, I received the following repair tips: 1) Negative ground cable at the front motor mount (common problem with Caddys) We checked this, and it was clean, no corrosion, relocated - still s...
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2001 Cadillac DeVille 4.6L 1-2 down shift VIN: 1G6KD54Y32
sorry it took so long to respond back but i wanted to make sure this car was fix. I rcv'd severals replies to replace the torque converter and replace the TTC solenoid this is what i did and this fix my problem. Well after trying to start the vehicle I ended...
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1994 Chevrolet K3500 Cheyenne 6.5L No power VIN: 1GCHK33F4R
As I stated previously this truck is mine so it has been moved too the end of the line, I recieved some good advice, such as check the soot trap(converter), check injecters, the code 36 can be a death sentence for the injector pump and its unamimous that the r... Trouble codes: 36 (Ignition pulse width errorresponse time long).
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1998 Chevrolet Corvette 5.7L drivers side blend door VIN: 1G1YY22G6W
THANKS TO ALEX. REINDEXING THE PINION GEAR IN THE LEFT HAND ACTUATOR FIXING OUR PROBLEM.THE NEW CONTROL HEAD LIGHTS CORRECTLY AND BLEND DOOR READS IN THE CORRECT RANGE.ALL IS WELL
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2001 Chevrolet Monte Carlo LS 3.4L battery VIN: 2G1WW12E61
I want to thank all that replied to this help request. As I stated earlier the draw could not be traced to a individual component and their cost of replacement was high. So we went with an after market cd mp3 player.Installed unit and retested for a draw and e...
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2002 Chevrolet Malibu 3.1L Alternator VIN: 1G1ND52J92
What a nightmare. This came in when the shop schedule was full to the brim and I only took it on because it seemed like a quick and easy fuse link repair. For whatever reason a new alternator fixed the problem. The confusion came when the Generator 5v L C...
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2000 GMC Jimmy Envoy 4.3L radio VIN: 1GKDT13Y21
THIS ONE IS A NEW ONE ON ME . GM PUT A 175 AMP FUSE IN THE BATTERY CABLE UNDER THE BATTERY TRAY . FOUND ALOT OF BATTERY ACID HAD RAN DOWN THE BATTRERY CABLE FROM THE OLD BATTERY . CLEANED FUSE & CONNECTIONS WITH DIE GRINDER PAD . I HOPE THAT THIS TRUCK IS FIXE...
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2000 Pontiac Grand Am SE 3.4L Right front VIN: 1G2NF52E6Y
Hey guys, Thanks for the help.As it turns out,the hub& brg on the right side was the trouble maker.We swapped the bearings from one side to the other,and the clunk switched sides too.We replaced the hub & bearing and all is good now.Thanks again,I know I can c...
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