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Prev Professional Automotive Repair Technical Discussions for April 29, 2008
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Open Help Requests for GM
Help Request Answers
2002 Cadillac DeVille 4.6L Blower Motor VIN: 1G6KD54Y12
A question for the GM techs- This cadillac has a bad blower motor and when I ordered one from the local GM dealer, I was told that if the original motor was silver, that a motor bracket was needed for the replacement motor. I had a hard time getting the old ...
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1992 Chevrolet Corvette 5.7L ars/abs VIN: 1G1YY23P4N
sent out radio receiver for repair because of no sound,had it repaired and re-installed,replaced valve cover gaskets,plugs and wires.car now has false asr activation at about 1,000 rpm, engine hunts for idle after starting then runs rough then straightens ou t...
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1993 Chevrolet C1500 Cheyenne 5.7L block VIN: 2GCEC19H2P
Original engine had bad main bearings, now, after much arguments, the customer insists using a vortech block, he got cheap, but wants to keep his efi heads. Look like i must use the shorter push rod for the roller lifters, but I am confused about the rockers. ...
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1999 Chevrolet Blazer 4.3L tcc VIN: 1GNDT13W6X
clear codes, po740 comes back instantly, road tested vehicle, can command tcc on with scanner under tcc enable. will not do it on its own. i am some what lost. do i have a bad vcm???. not real up on electric trans problems. what is the scanner doing that the v...
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1999 Chevrolet Blazer 4.3L Hesitation, Cuts out VIN: 1GNCT18W3X
Hello fellow Techs. I have this Blazer that cuts out on accel. It does it only for a second and it is intermittent. No codes are present. has a new oem cap and rotor, plugs and wires. Fuel pressure over 60 psi on accel. I have monitored both the crank and cam ...
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2000 Chevrolet Venture 3.4L Hesitation, MIL Lamp on VIN: 1GNDX03E8Y
Good day fellow technicians, We are having trouble with this 2000 Venture. It has a symtom of fuel starvation under load. It runs great unless you accelerate and it struggles with fuel starvation. First visit for this problem, we replaced the fuel pump(delco) ...
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2000 Chevrolet Silverado 2500 6.0L compressor VIN: 1GCGK24U2Y
This unit has manual climate control unit that is controlled via the PCM. Customer complaint is intermitant loss of cooling. Charge is ok, pressures good, when it cools it cools well. Commands via the switch or actuation are consistant. When it is in failur...
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2001 Chevrolet Impala 3.8L Starter VIN: 2G1WF55K41
This one is killing me. The car came to me with an intermittent no crank. This is a patrol car at the local Police Dept.. After patrolling for 1-2 hrs, if you shut it off and try to restart it in 5-10 minutes it will not crank. You can continually turn the key...
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2002 Chevrolet Silverado 1500 4.8L MIL Lamp on VIN: 2GCEK19V82
Hello folks Maybe you GM guys or somone else has run into this problem. Same old story. Its inspection time and the MIL is on. Truck came in a week ago with two codes, P0443, vent valve performance, and P0449, purge valve performance. I could make the purge va... Trouble codes: 443 (purge valve performance)
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2005 Chevrolet Cobalt LS 2.2L Unknown VIN: 1G1AL54F45
hi guys need a little help i have a chev cobalt car did not have no body computer and cluster i got a cluster from the junk yard . i want to put a new body ecm . know can i program the millage with the tech 2 or i have to go to the dealer thank you
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2003 GMC Sierra 2500 6.0L signals VIN: UX3Z354571
customer complaint of intermentent signal problem when they put left turn signal on all corners would flah / constan power at right turn trailer harness / wiring all apears good & i expect turn signal switch just wondering if any of one has run into this befor...
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2005 Hummer H2 6.0L steering box VIN: 5GRGN23045
Vehicle first came in for an alignment. I noticed the vehicle did not have steering assist while trying to pull on rack. Driving it was ok. Rec'd pump. Replaced and no help, then replaced gear box, still no help. Then cust. says this has been like this since i...
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1993 Oldsmobile 88 Royale 3.8L info display VIN: 1G3HY5314P
Was asked to just change the oil and look it over, changed the oil and looked it over, found a few things and they wanted one repaired, left it outside til we got straight the part type and price(this was 3days it had sat outside just as if you had left it at ...
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1999 Oldsmobile Intrigue GLS 3.5L parking brake VIN: 1G3WX52H3X
hello, i have done many rear brake jobs on this vehicle, never had a parking brake issue. this one, upon removal of rotor/ drum assembly was a bit tight coming off. with the new rotor/ drum it will not go over the one piece parking brake shoe, i was able to c...
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2001 Pontiac Grand Prix GT 3.8L DRL, Headlamps, Instrument panel lights, HVAC, VIN: 1G2WP12KX1
Hello fellow techicians, this one is making me into an old man really fast. The customer is more than patient with me on this one. He has been one of my best customers for a long time.This Grand Prix has been having this intermittent problem since the cold wea...
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2000 Saturn SL2 1.9L No Start VIN: 1G8ZK5272Y
Vehicle towed in, crank no start. Fuel guage innop, Security light innop. Codes U1000, U1096, P1626, P1599. No communication with BCM. Diagnose faulty BCM. Install used BCM, fuel guage works, security lamp on, and have comm. with BCM. Now vehicle starts, stall... Trouble codes: U1000 (Class 2 data loss), U1096 (Class 2 data loss with I.P. cluster), P1626 (Class 2 data loss), P1599 (Engine stall)
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Fixes & Summaries for GM
Fix/Summary Answers
1997 Buick LeSabre Custom 3.8L compressor VIN: 1G4HP52KXV
Hellow group, We ended up putting the customer's used ac/heater control switch assy in. This decision was reached by the facts that compressor would stop AND at the same time air flow inside the car would change(mine you it never acted up in the shop).By the w...
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1989 Cadillac Fleetwood 4.5L Starting VIN: 1G6CB515OK
sorry it took so long to fix post, but I just got this caddy repaired yesterday. this car just about drove me crazy. we first diagnosed this to be a faulty ign. module and installed a new one but vehicle still did not start. we then replaced a new ign. coil...
21
1998 Cadillac DeVille 4.6L compresser VIN: 1234859753
thanks to al who have responded i should have figured that if on temp sensor gos out the other is on it's way well thanks to the parts person at the local gm deaalership that told me the high and low temp sensors in the line that go's acrossed the firewall are...
3
2003 Cadillac Escalade ESV 6.0L ride control VIN: 3GYFK66N93
thanks for all the replies , especially Kevin for the use of the tech 2 . the fix was a new ride control compressor assembly . we tried to use used parts,much to our aggravation .
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1998 Chevrolet Corvette 5.7L column VIN: 1G1YY22G5W
Hi guys I bought a Vette column lock simulator at , it worked. Thanks a lot.
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2000 Chevrolet K3500 7.4L Poor Idle Quality, extended cranking VIN: 1GCHK33JXY
All that said it was a bad reg. were right ! Pulled the upper intake and pulled hose from the reg . Keyed turck up and fuel ran out of fitting changed it out with a new one and is fine now. Thanks for all the help and to all the post`s Ed
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2004 Chevrolet Trailblazer LS 4.2L Headlights VIN: 1GNDT13S14
Not sure if this one is fixed or not, we really didn't find anything, just installed a couple new GM bulbs and sent it on its way. We checked the ground circuits, checked the charging system for voltage spikes or overcharging, checked the headlight circuits fo...
12
2005 Chevrolet Corvette 6.0L drivers pretensioner VIN: 1G1YY24U05
after messing with connector fault disappeared. but I put a pretensioner in it any how just in case the connector was bad
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1994 Pontiac Bonneville SE 3.8L tcc VIN: 1G2H252L3R
Thanks to the 3 members who took the time to replay.Christopher talked about some valve body problems,Frank and Turk talked about wire problems.At this time we are not going to fix the car.If that changes i will let you know.
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