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Professional Automotive Repair Technical Discussions for July 21, 2005 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1995 Buick Riviera 3.8L Cuts out, Stall, MIL Lamp on VIN: 1G4GD22K35 this vehicle is haunted, it will start no problem idle normal go to put into reverse and will stall, will also do this if in nuetral position and select drive. same symptom as tcc fault, will do it with pigtail at trans disconnected and vehical not even driven... Trouble codes: P0123 |
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| 2000 Buick Park Avenue 3.8L a/c compressor VIN: 1G4CW54K1Y Hello, any help anyone could provide on this problem would be greatly appreciated. The problem is when this car is first started the security light, service vehicle soon, (not service engine soon), stay on, also the Park indicator light is not on, the a/c comp... |
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| 1999 Cadillac Catera 3.0L No Start VIN: W06VR52R2X Hello, We have a Cadillac Catera that will run for about 1-2 seconds and then it dies out. The fuel pump has been replaced. With the key on and the engine off, the MIL does NOT illuminate. Fuel pressure stays steady ~44psi when it dies. We have tried using th... Trouble codes: P0650 (MIL Control Circuit) |
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| 1999 Cadillac Seville STS 4.6L alt VIN: 1G6KY549XX car came from other shop after having alt. replaced for over charge problem. verified complaint yes it was over charging , only off idle . tested battery - ok ,found broken thermister wire -repaired & replaced thermister. still broke . tech 2 data & vat40 data... |
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| 2003 Cadillac CTS 3.2L Service steering system reminder VIN: 1G6DM57N13 Hello, we have this CTS that is setting codes c1241 and c1287, with a sub code of 87s1. We come up with a bulletin for the c1241 code, and replaced the Variable Effort Steering Solenoid to correct the code and the Service Steering message on the DIC. Customer ... |
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| 1999 Chevrolet Silverado 2500 6.0L a/c compressor VIN: 1GCFC29V2X hello again, first let me ask that if you don't have something useful to say,don't waste my time or yours with dumb comments such as" the compressor is broke" because i know it's not. i have this 1999 silverado that the a/c works fine till either you run the r... |
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| 2000 Chevrolet Blazer LS 4.3L remote locks VIN: 1GNDT13W4Y Im having this problem with my blazer and adding the remote door lock and unlock feature. My blazer has all the right plugs and my buddy at the dealer said its just a matter of matching the right reciever with the right transmitter and programming them. The pr... |
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| 2001 Chevrolet Impala 3.8L Flexplate VIN: 2G1WF55K01 We are at a loss as to what is causing the flexplates to break. These flexplates have 3 windows on one side of the plate, the break is always at the center hole webbing near the center of the flexplate. Have any of you run across anything like this? More impor... |
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| 2002 Chevrolet Suburban 1500 LS 5.3L Fuel Guage VIN: 1GNEC16Z92 Intermitant fuel guage |
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| 1992 Oldsmobile Cutlass Ciera 2.5L Poor Idle Quality, Hesitation, Surge, Stall, MIL Lamp on VIN: 1G3A154R8N The vehicle runs great when cold and in open loop. It originally came to our shop because of stalling and surging idle. It never stalled on me but I did have a surging idle. Found a lean code and an EGR code. Testing the EGR it was defective. I replaced the EG... Trouble codes: 144 (Lean exhaust) |
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| 1995 Oldsmobile Aurora 4.0L All in cluster VIN: 1G3GR62C3S nothing on instrument cluster works and heater selector does not light up, but blows hot air. |
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| 2001 Oldsmobile Intrigue GL 3.5L Dash lights, ignition/fuel I have VIN but iATN kept saying it was invalid. My system tells me it is valaid.VIN '[...]ญญ' identified as: 2001 Oldsmobile Intrigue GX 4-Door Sedan Drivetrain: Front Wheel Drive Transmission: 4-Speed Automatic Engine: V6 3.5L 214cid FI GAS VIN H... |
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| 2002 Oldsmobile Alero GL 3.4L starter VIN: 1G3NL52E72 vechile starts 1st time just fine, after you shut it off, there is no voltage going to the starter, until you wait 15 seconds with the ignition switch off. checked it with a scanner and start relay command shows on, 1st time, second start shows off, until you ... |
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| 1998 Pontiac Bonneville SE 3.8L upper plenum VIN: 1G2HX52K7W The first plenum we replaced with a GM part and the second time was with and aftermarket that had the reinforced ports by the throttle body. I do not remember if the plenum that failed at 120,000 cracked at the throttle body ports or burnt through at the egr p... |
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| 2003 Pontiac Vibe GT 1.8L Cooling VIN: 5Y2SN62LX3 Hello fellow members and thank you for the help in advance. I have this Pontiac Vibe Gt and I have never worked on one of these, so I need some help please. The car came in about two week ago with a check engine light (Code P0128 Engine Coolant Temperature Bel... |
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| 2000 Saturn LW2 3.0L MIL Lamp on VIN: 1G8JW82R5Y This car came in with engine performance problems and a check engine light on. Codes P0171 bank 1 lean, P0174 bank 2 lean, and P0150 bank 2 heater circiut fault. M.A.F. sensor fixed engine performance problem, P0171, P0174 and put fuel trim back in spec. Repla... Trouble codes: P0150 (B2 S1 heater circuit) |
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| 2000 Saturn SL2 1.9L MIL Lamp on VIN: 1G8ZK5279Y Hello Techs, I have a 2000 SL2 with an intermittent EVAP code P0442. Tested evap system with smoke machine(Vacutec Evapro)System will hold pressure with canister vent powered on - vent closed. System will hold 6" h20 for hours. I checked the fix database & te... Trouble codes: P0442 (EVAP small leak detected) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1994 Buick Roadmaster 5.7L Cuts out, Misfire VIN: 1G4BN52P5R I would like to thank all that offered help.. I forgot to mention that I had disconnected the egr valve and removed the vac hose from the regulator. I did remove the distributor and try another, the bushings did have some play, but it didn't seem to change the... |
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| 1990 Cadillac Eldorado 4.5L a/c,bcm VIN: 1G6EL1339L I want to thank all who sent replies to my problem.I don't have the car back yet,so I can't tell anyone what the fix is. John from California asked if I reset the bcm after installing the prom-yes. Rodney from Texas said that the condenser may be plugged-due t... |
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| 1994 Chevrolet K3500 Cheyenne 6.5L Excessive Emissions, Cuts out VIN: 1GCHK39F3R thanks for tring to help dave here is what i found. replaced the computer and prom tech 2 then would work with tdc offset now have a reading of -0.62 thanks to all that helped Trouble codes: 78 (wastegate), 88 (tdc error). |
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| 1995 Chevrolet Blazer 4.3L OBD I info retrieve VIN: 1GNDT13W65 First thanks to all, I think I simply had a bad day. I entered the wrong fuel sytem info. I was easily able to retrieve data and find problem. You have to enter all correct sytem data into scan tool. Thanks again |
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| 1995 Chevrolet Lumina APV 3.8L Hesitation, Surge, Cuts out, Misfire VIN: 1GNDU06L2S Well, duh! If I'd thought about my update, I'd realized the problem. I want to thank everyone for their responses. Turned out to be the Transmission. Felt & thought it was the engine or the ignition system, only to find out it was a worn valve body. The bigges... |
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| 1999 Chevrolet Venture 3.4L Poor Idle Quality, Misfire VIN: 1GNDX03E5X Still puzzled as to why all misfire counters remained 0, but the problem was solved by cleaning fuel injectors(using motorvac). As soon as we started motor after flushing fuel rail, it was running smoothly. Motorvac has always worked well, but these results re... Trouble codes: P0300 (random cylinder misfire detected). |
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| 2002 Chevrolet Trailblazer LS 4.2L engine VIN: 1GNDT13SX2 mikes reply told me to try and pin point one cylinder which we were unable to do. tim and lou had noise from fan which already has been replaced .also they had seen one of these engines have bearing failure. william thought we should send to dealer - already h... |
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| 2002 Chevrolet Silverado 3500 6.6L Mechanical VIN: 1GCJK33102 We found a tech bulletin and a customer letter saying that there was a major problem with injectors leaking and that the Dealer will cover them to 200,000 miles so the customer is taking it to the Dealer to perform the repairs under warranty. Thanks for the ... |
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| 1990 Geo Prizm 1.6L cooling fans VIN: 1Y1SK5460L This Geo is fixed. We found the AC pressure switch near the right shock tower with the short harness attached to it was open. Its normally closed. I jumped the engine side of the harness and the cooling fan stopped running, and it does back come on when the en... |
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| 1999 Oldsmobile Intrigue GX 3.8L No Start VIN: 1G3WH52K7X Morning Y'all, I got this abortion running and out of my hair! Turns out I wasted my money on the mitchel electrical book, The only info on this Passlock system was a wiring diagram. I was under the impression, as were others that there was a transponder in th... Trouble codes: B2961 (incorrect key data), B2602 (unknown). |
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| 2001 Oldsmobile Intrigue GX 3.5L controls VIN: 1G3WH52H51 ok guys, I removed the module, took it all apart and believe it was a problem with the wire conections as the car had been to the radio shop to have a xm radio installed right below the ac controls, every thing is working fine now and thanks to some good advic... |
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| 2001 Pontiac Grand Prix SE 3.1L Electronic VIN: 1G2WK52J31 Good Afternoon, I want to thank everyone that sent a VERY helpfull information. Yes, I stood back and took a moment of pause. After doing 1/2 of and evening at home doing research, I posted this help request and 5 MN later e-mails 'were a comming.' 'IGNI... |
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