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Prev Professional Automotive Repair Technical Discussions for September 6, 2006
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1994 Buick Skylark Custom 3.1L No Start VIN: 1G4NV55M7R
good fuel pressure , good fire , no injector pulse. i have rpms on scan tool and have replaced cam senor . i have reflashed computer. thanks for input
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1996 Chevrolet K2500 Suburban LS 7.4L No Start VIN: 3GNGK26J8T
Vehicle was towed in by customer. It failed him on the way home. Ignition timing acts like total advance. Will not run even with carb spray. Definitely has injector pulse, fuel pressure, and spark at the plugs. Used engine computer was reflashed and matche...
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2001 Chevrolet Impala 3.4L Body Control Module VIN: 2G1WF55E61
Good evening Techs, We replaced the BCM with a new GM service part. We have a Tech 2 scan tool. We installed new BCM according to Alldata directions. Now the vehicle will not start. The starter does not run when the key is in the start position. Everything wor...
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2002 Chevrolet Trailblazer LS 4.2L evaporator
disassemly instruction to change evaporator
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1998 GMC K1500 Sierra SL 6.5L Hesitation, Surge VIN: 1GTEK19S4W
Help GM Techs!!! Have this truck here which will set the code p1216 within a 5 mile drive. Another tech replaced the fuel soleniod driver module, but he did not transfer over the Resistor board over to the new module. He still had the old module, so I did infa... Trouble codes: P1216 (Fuel Solenoid Response Time Too Short)
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1996 Oldsmobile Aurora 4.0L exterior lights
headlights come on automatically with vehicle turned off. (day or night) headlamp module has clicking sounds as though a relay is clicking. ignition switch has been replaced and light censors have been replaced as well as a headlamp module. wiring harness has ...
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1997 Oldsmobile Cutlass GLS 3.1L Steering VIN: 1G3NG52M1V
HEY FELLOW TECHS, MY CUTOMER JUST PURCHASED THIS VEHICLE FOR HIS SON AND NOTICED AT TIME THE STEERING EFFORT IS HIGH. MOSTLY WHEN COLD AND LOW SPEEDS ie: BACKING OUT OF THE DRIVEWAY OR IN PARKING LOTS. I ROAD TESTED AND FINALLY EXPERIENCED THE PROBLEM IN THE B...
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2003 Pontiac Grand Prix GT 3.8L abs light and track light on VIN: 1G2WP52K33
i replaced the abs module because it wouldn't run a motor test and all the information was worng.the mph was 16 and the car was key on engine off.on top of that engine rpm was 8624.it also doesn't read the stop light switch on or off,or the track switch. the o...
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2003 Pontiac Grand Am SE 3.4L No Start VIN: 1G2NF52E93
Hi guys, i have this 03 pont grand am in the shop and the customers complaint is that they would drive it for about an hour then it would sit for an hour. car would not start, this has happened a few times. i scanned codes, NO CODES. i looked at all the data a...
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1997 Saturn SL2 1.9L No Start, Hesitation, MIL Lamp on VIN: 1G8ZK5275V
Hi all you saturn techs, have a tough one here. I am posting this for one of our techs. This saturn has numerous codes, the first time it was in our shop these were the codes.po336,656,732,733,741,744,749,759,[...],1599,1 624. one time car did not start... Trouble codes: P0336, P0656, P0733, P0741, P0744, P0749
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Fixes & Summaries for GM
Fix/Summary Answers
1999 Buick Park Avenue Ultra 3.8L steering wheel VIN: 1G4CU5216X
thanks to all who replied. by putting one tire on the ground at a time and spinning the other, i was able to figure out the drivers side was the cause of my heavy vibration. i started out replacing the rotor and removed about half of the shake. i then spent a ...
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1997 Cadillac Catera 3.0L cooling fan VIN: W06VR52R9W
ok guys first i would like to thank you guys for your quick responce but the customer never came back for me to finish the job and u guys has some great point but i never had the chance to check them out so i just would like to say thanks verry much
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2001 Cadillac DeVille 4.6L electric window VIN: 1G6KD54YX1
I got this one fixed, thanks to Stephen from Florida, and Bill from Ill...2 hidden screws were the hard part, one behind the inside door pull handle and the other behind the door lock knob. once the panel is off, the regulator is a piece of cake. Caddy knew we...
9
2003 Cadillac CTS 3.2L cruise control VIN: 1G6DM57N73
I believe that I have fixed this vehicle. It appears to have been a bad connection at the base of the steering colum. After checking out the system and ohming up all wires and could not find any problems except the connector under the dash for the steering col...
6
1992 Chevrolet Corvette 5.7L starter VIN: 1G1YY33P7N
Thanks guys for all the replies. I got this one fixed i believe. After spending several hours checking voltage drops, resistence, doing research, making several calls, checking grounds and battery wires, I think, at least here in the shop its fixed. The voltag...
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1995 Chevrolet K3500 6.5L timing VIN: 1GBHK33F7S
After further inspection, the turbo is worn out, very loose, and I think the waste gate is either gone or flapping loose in there. Either way it needs a new turbo. The customer is so happy to just have it running again, he is not too concerned about the lack o...
18
1996 Chevrolet S10 2.2L Thermostat VIN: 1GCC1944T8
Problem was a clogged radiator. 3 replies all said the same thing, the radiator.
3
1997 Chevrolet Corvette 5.7L ABS Module VIN: 1G1YY22G5V
Thanks for all the replies! Lots of good info, however on this particular vehicle the customer didn't want to spend the diagnostic time, and was more excited to just drive it. Hate to give up, but sometimes it's good for your mind. Thanks again everyone!
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1999 Chevrolet Blazer 4.3L blend door VIN: 1GNDT13W9X
The actuator motor was indeed the problem, the door was working fine. You do not need to remove the dash to replace it either. Just tip out the glove box all the way, remove the vacuum actuator for the distribution door (the one in the way). Remove the two scr...
4
2003 Chevrolet Express 3500 6.0L Engine Temp VIN: 1GBHG31U83
Thanks to all who replied, most said the Radiator was the problem, I was reluctant to replace the radiator and there is no shop within 50 miles of me that could flow test a radiator, so I bit the bullet and replaced it. Problem solved! sometimes you need to go...
15
2004 Chevrolet C4500 Kodiak C4V042 6.6L warning lights VIN: 1GBE4V1174
i replaced the stop light switch this solved my problem . thanks for all the help guys .the info on how to check this system really helped.
4
1992 Geo Prizm 1.6L a/c VIN: 1Y1SK5467N
all of the help i recieved was very helpfull. I found the problem to be a broken wire. it was in the harness under the dash by the passenger support bar aparently it was rubbing that bar, The wire color was the pink coming off of the dual pressure switch wich ...
3
1998 Oldsmobile Silhouette Premiere 3.4L MIL Lamp on VIN: 1GHDX03E0W
Found that the baro was way off when it set the code.So i relpaced the map sensor and that seems to fix the problem.Thanks for all the replys. Trouble codes: P0401.
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1998 Pontiac Grand Am SE 3.1L battery VIN: 1G2NW52MOV
Thanks guys for all your help. Im closing this request with a fix because the customer is driving the vehicle. I got a lot of great replies that really help you to narrow down the problem. I did replace the wire from the alternator to the battery with a 10 gau...
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