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Prev Professional Automotive Repair Technical Discussions for July 1, 2009
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2001 Buick Century Limited 3.1L Odometer,shift indicator VIN: 2G4WY55J81
Hi Everyone and thanks in advance for the help. I bought this buick with the odometer and shift indicator not working. The rest of the cluster works fine but the digital part in the center of the dash wont light up. I checked all the related fuses and power su...
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2002 Buick Rendezvous CX 3.4L no start VIN: 3G5DB03EX2
car came in because it was dying after driving. could not get car to die at first. drove car 12 miles, turned off the car for about 5 mins and then started car. when put into reverse the car shut off and would not start back up. changed fuel pump relay, checke... Trouble codes: U1064
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1992 Chevrolet S10 2.5L Hesitation, Cuts out, MIL Lamp on VIN: 1GBCS10A7P
This is a Chevy s-10 2wd mail truck. Truck came in last week for running poor. The other tech changed the Fuel Pump due to low pressure, problem fixed. Truck came in today for running poor under load. Checked Fuel Pressure, found it to be good. Wasnt sure of i... Trouble codes: 44 (lean)
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1999 Chevrolet Tahoe LS 5.7L Soft Pedal VIN: 1GNEK13R3X
After reading the archives for the last hour I can't find an identical problem. After doing a front brake job the pedal almost went to the floor. I thought the pistons needed to move the pads to the rotor, but after pumping several times, the problem persists....
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2001 Chevrolet Express 3500 5.7L unwanted high idle VIN: 1GDJG331R5
I'm helping a buddy at another shop.This van/bus will sit a red light and then intermittently elevate idle so high driver has to use two feet to keep from crossing intersection!!!Driver has not put into neutral so don't know what that would do??They replaced i...
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2001 Chevrolet Silverado 2500 HD 8.1L axle shaft VIN: 1GCHK23671
The left front axle seal at the differential is leaking, more than is appropriate. I'm trying to replace the seal, but can not get the shaft to come out. Both Alldata & Shopkey say the shaft should pop out, like any front wheel drive. I've laid a pretty good w...
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2004 Chevrolet Silverado 1500 LS 5.3L battery draw VIN: 2GCEK13T94
how long is a system supposed to stay awake in power mode on tech 2
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2000 Oldsmobile Silhouette GLS 3.4L low coolant light VIN: 1GHDX03E2Y
Greetings IATN. I have this Oldsmobile silhouette van that has come in for low coolant light on. This winter, the customer had some friends bring the van into our shop for service before he got back from down south. When they brought it in, it had a coolant le...
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1991 Pontiac Firebird Formula 5.7L Cuts out VIN: 1G2FS2383M
This car has 4000 miles on it. Been garaged by original owner all these years. Here is the problem: Car starts fine cold and cleanly shuts down after 20 minutes or when temp reaches around 195F. At this point it has spark still, fuel pressure. It has no injec...
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1995 Pontiac Trans Sport 3.8L alternator VIN: 1GMDU06L1S
symptoms include surge at cruise, transmission jerk, guage fluctuation, blower motor and headlamp flair. there was also a history code for system voltage. testing results stated above. I am a unclear about the role of the pcm here. does the pcm simply turn on ...
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2002 Pontiac Grand Am SE 2.2L water pump VIN: 1G2NE52F33
installed water pump using tool to hold gear ,no problem to install pump. engine now has a whining noise, we have exhausted all of our ideas as what caused the noise or what to do to locate it and repair it.anybody ever run into this problem and what to do to ...
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1992 Saturn SL 1.9L master cyl VIN: 1YVGE22C1R
car came in with no brakes . replaced calipers front brke hoses and rotors . rear wheel cyls and shoes and a front brake line . ( we have rust proublems here in michigan ) car is fine . coustmer live 50 miles away . after 30 miles or so on the highway brakes s...
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Fixes & Summaries for GM
Fix/Summary Answers
1995 Chevrolet Camaro 3.4L dead injector VIN: 2G1FP22S0S
Well, everyone who replied seemed to agree - bad injector ruined pcm. Replaced injector and thankfully it hadn't had time to damaged the new pcm. So, to sum it up, the injector shorted, customer kept driving, shorted injector ruined driver in pcm, replacing ...
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1996 Chevrolet Cavalier 2.2L anti theft VIN: 1G1JC1243T
AFTER ALL OF THE TIME LOST ON THIS VEHICLE WE PUT ORIGINAL CLUSTER BACK IN, REMOVED STANDARD IGNION CYLINDER, REPLACED WITH AN O.E. CYLINDER AND PRESTO STARTED AND STALLED THEN THE THEFT LIGHT FLASHED, 10 MINS LATER SHUT IT OFF AND RESTARTED THANKS FOR ALL SUG...
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1999 Chevrolet Cavalier 2.2L No Start VIN: 3G1JC5247X
Jeffery from New York---you are the man!!! Unplugged Alternative fuel control module behind drivers side headlamp and found lots of corrosion on connectors. Left it unplugged Car fired right up and ran great. Customer doesn't even use natural gas conversion...
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2001 Chevrolet Suburban 1500 5.3L ebcm VIN: 3GNEC16T71
Thank you for all the replies,Robert thank you for the information on the EBCM rebuilder.The problem was the EBCM,we replaced the module(didnt have too reprogram)Tested the vehicles ABS system,test drove(many miles)with no problems.The rebuilder was very infor...
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2003 Chevrolet Impala 3.8L No Start, Stall VIN: 2GIWH52KX3
Thanks to all once again! Great tips regarding passlock,and other common problems.I was reminded that the security light would flash if a passlock problem. Checked ignition switch wiring etc. Got back to basics and monitored fuel pressure as engine ran. Habit ...
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2001 Pontiac Grand Prix SE 3.8L Power Steering Pump VIN: 1G2WR52171
I want to thank all that Replied. All where good ideas, and all checked ok. We ended up replacing the pump once again From a different manufator, and it was much quieter. If You listened closely you could hear the noise from inside the car But not from outside...
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2000 Saturn LS1 2.2L cam VIN: 1G8JU52F9Y
to all GM techs, yes an echo tech engine will fit into a 2000 saturn L series out of a 2006 chevy cobalt, you just need to change the intake cam so it will drive the power steering pump, u must also change the intake and exaust.
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