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Professional Automotive Repair Technical Discussions for December 7, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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(Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for GM
Help Request | Answers | |
1998 Cadillac Seville SLS 4.6L No Start VIN: 1G6KS54Y1W I am having a problem with this car starting,It will start for a second but shut down.It has no comm on bcm 1,2, and 3 says ingintion voltage is at 24 volts and ingition is inactive.It aslo says it has no fuel and the customer just filled it up and the gauge i... Trouble codes: P0300 |
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1988 Chevrolet G30 Chevy Van 5.7L cruise control VIN: 2GBJG31M4J can anyone tell me where the cuise contol module is located. Alldata does not show me where it is located. I tested the switch and servo so I would like to test the module. peoblem is cruise does not engage. |
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1991 Chevrolet V3500 Cheyenne 6.2L ball joint VIN: 1GCHV33N3N HI GUYS AND GIRLS.i PURCHASED A RIGHT FRONT UPPER BALL JOINT FOR MY V 3500 DUALLY 4X4.IT DOES NOT LOOK LIKE THE PROPER PART.I THEN ORDERED ANOTHER ONE AND THIS ONE CAME AS A KIT WITH A CYLINDRICAL SLEEVE AND GASKET.MY DIAGRAM SHOWS THERE IS A SHORT KING PIN WI... |
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1995 Chevrolet K3500 7.4L Converter VIN: 1GBHK39N4S Customer just returned to us with vehicle shifting problems after picking up last week. Torque Converter is going in & out of Lockup. While driving, goes into Neutral, then 2nd Gear, & then won't shift. Scanner came up with code: Shift Solenoid B Error Any... |
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1998 Chevrolet C2500 Cheyenne 5.0L cooler VIN: 1GCFC29M66 Hi, I have replaced the radiator in this truck 3 times because of transmission fluid and coolant mixing. The first rad replacement was done at the same time the trans was rebuilt. The trans originally failed because of contaminated fluid. The replacement radia... |
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2002 Chevrolet Corvette 5.7L Hesitation, MIL Lamp on, reduced engine power VIN: 1G1YY22G42 Hey i got a electrical nightmare and need help, Car came in with CEL (P1125,P1286)on and reduced engine power sevice message on and a service active handling message. I went through all the pinpoint test, testing grounds,5V references,signal wire to the APP an... Trouble codes: 1125 (Accelerator postition sensor out of range or disagree), 1286 (Accelerator postition sensor correlation) |
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2004 Chevrolet Tahoe LS 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNEC13T64 any help on what Iam over looking. thank you in advance. this truck came from other shops,including the local dealer. I have p0300 dtc, modis miss fire monitor shows #7 and#2 cylinder miss fire.swiched spark plug, plug wire,coil, fuel injector to another cylin... Trouble codes: P0300 (random cylinder missfire detected) |
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2005 Chevrolet Uplander LS 3.5L No Start VIN: 1GNDV23L45 Alright all you GM data bus gurus,( I hope there is a few of you out there). Customer concern is an intermittent no start and vehicle stalls, usually while turning corners. When stalling occurs, insturment cluster drops out. Vehicle restarts fine and all is we... Trouble codes: P1626 (anti theft fuel enable circuit), U1000, U1300, U1301 |
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1996 Oldsmobile Cutlass Supreme 3.1L Stall VIN: 1G3WH12M7T Okay this is a bit of a crazy one. I have a 1996 olds cutlass with a 3.1L. I swaped in a 3.8l s/c engine out of a 1997 buick regal gs. I swaped the harness and computer. The problem is that it will start and run for about 3 seconds and shut off. I know that th... |
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1992 Pontiac Grand Am SE 3.3L block heater VIN: 1G2NE51N9N so basically this vehicle is blowing block heaters. first one was put in approx a year ago by another shop and i replaced with brand new. a day later the customer was back and the block heater was inop again. i removed it and bench tested, sure enough it was o... |
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1999 Pontiac Grand Prix GT 3.8L transnmission VIN: 1G2WP52K4X Car was brought in for no-shifts,high rpm and check engine light ON . Pulled code P0756 2-3 solenoid performance. Read datastream 1-2 shift error 0.03 - 2-3 shift error 0.35 and also whinning noise so, we change filter and replace fuild and erase the code. too... |
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2005 Pontiac Sunfire 2.2L Stall VIN: 3G2JB12F95 Sorry for the lack of data. The school equipment cannot be up-dated each year. Car idles fine except when the A/C is on or the defrost is on (A/C again). When you come to a stop with A/C on it slowly idles slower and slower until it almost stalls (sometimes do... |
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Fixes & Summaries for GM
Fix/Summary | Answers | |
1990 Chevrolet Corsica LT 2.2L Poor Idle Quality, Surge, Stall VIN: 1G1LT54G7L Hi everyone,I thank you for the many and varied replies to what I thought would be fairly easy to solve. As I said to begin with this car ran good and didn't miss,so after finding a problem with the fuel pump and then watching it maintain pressure at idle and... |
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1995 Chevrolet Lumina APV 3.8L Cuts out, Stall VIN: 1GNDU06L5S As of now still no fix. I have tried another crank sensor(Delco) and ignition switch. Both seemed to fix it at first but after a few days the cutting off came back. I am still leaning toward a pcm due to way it always restarts. Thanks for all the tips. |
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1995 Chevrolet Caprice Classic 5.7L exh. man. glowing VIN: 1G1BL52PXS Thanx to all who offered help and or advice/opinions. I did not fix this one. I got replies suggesting everything from timing (valve and ignition) This is a opti-spk. setup with no provision for adj. and the old motor and new (gmspo) had identical symptom. Bot... |
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2001 Chevrolet Cavalier Z24 2.4L MIL Lamp on VIN: 1G1JF12T51 Turned out to be presure sensor sorry it toke so long!! but wanted to make sure that was the answer! thanks guys! Trouble codes: P0440 (evap leak). |
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2002 Chevrolet C3500HD 8.1L No Start VIN: 3GBKC34G52 Gentlemen, Thank You for your insight into our problem. After much diagnosis and pretty much trying to avoid the inevitable we took the oil pan down and found that the reluctor wheel had actually cracked in half causing a huge gap. The reluctor wheels are not ... Trouble codes: P0335. |
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2002 Chevrolet Silverado 1500 5.3L pinion shaft VIN: 1GCEK19T52 Thanks everyone for the quick responses. I've never done differential rebuilds so it was good to get advice in agreement with what I expected, "cut it out and rebuild"! Mark from Illinois suggestion was what we ended up doing. Cut thru the pinion shaft near th... |
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2003 Chevrolet Impala 3.4L Cooling Systems VIN: 2G1WF52E63 well first of all thanks to everybody out there for all there help on this one it turned out to be the cooling fan assy afterall thanks to john from arkansas for your help and to all of you out there I also put intake gaskets for a oil leak that was also prese... |
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1994 GMC G3500 Vandura 5.7L Stall, Lack of Power VIN: 1GDHG31K7R Alllllrighty then... Many replies with many suggestions. (Funny how this all plays out) 1) Evceryone kept pointing at fuel pump or voltage (all was fine) Pressure never dropped when stalling occured. 2) MAP sensor shows good signal and ground. Good power s... Trouble codes: 33 (MAP sensor). |
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2002 GMC Savana 3500 6.5L Excessive Emissions, No Start, Poor Idle Quality, Stall VIN: 1GTHG39F12 Thanks to all that took time to read my message. I have 4 replies of help. All gave me the same answer: the diesel injection pump change to fix code p1216c and p0219c. Thanks Lynn from Iowa, Tim from Alabama, David from Alberta and Brian from Ontario. David ga... Trouble codes: P1216, P0219. |
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1996 Pontiac Grand Am SE 2.4L Poor Idle Quality, Misfire VIN: 1G2NE12T6T well guys we learn somthing new every day. high compresion still strange to me. but others reported same #,s with no problum. any how. all new ign parts 1 yr ago. tech installed new coils and the rubber boot from coil to housing mushed (that's a techinical te... Trouble codes: P0300 (misfire). |
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2000 Pontiac Montana 3.4L turn signal indicators VIN: 1GMDX03E1Y Thank you for all of your help. As most of you stated the connector on the left tail lamp circuit board had one of the terminals melted out of the plastic and it had ruined the board. We replaced both parts and all is well again. Thanks again for all your h... |
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