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Professional Automotive Repair Technical Discussions for December 29, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1997 Buick Park Avenue 3.8L Convertor? VIN: 1G4CW52K1V I need to find out what will set this code on the 4T65-E transaxle. Works good cold and when warms up, will set code and changes roughly. Any info will be appreciated. |
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| 2000 Buick Century Limited 3.1L MIL Lamp on VIN: 2G4WY55J7Y Hi everyone! I'm afraid I do not have much information about this vehicle! We have two 2000 Buick Centuries afflicted with the same problem. The first customer would stop by the shop every week or so after long driving trips because the check engine light woul... Trouble codes: P1189 |
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| 1989 Chevrolet Blazer Silverado 5.7L Excessive Emissions VIN: 1GNEV18K0K hi guys , happy holidays little blast from the past,,,full size blazer 5.7l tbi, is giving me , a whooping ,,first off towed in, running like dog, misfiring , black smoke ,,,you name it it was doing it,,,look over veh, many problems , full rich due to rotten o... |
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| 1995 Chevrolet C3500 Cheyenne 6.5L engine VIN: 1GBKC34FOS This truckhas a knocking noise at all times. It is a deep low noise, like lower end. truck runs good, no smoke noise is loudest at decel. I can crack injector lines, but can't make noise stop. the noise started after the engine lost a head gasket, hydro-locked... |
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| 1995 Chevrolet K2500 Cheyenne 7.4L MIL Lamp on VIN: 1GCGK29N3S Hello Fellow Techs:I've got this vehicle that keeps turning on the mil light.The code it comes up with is code 36.Also the idle speed is at 950 rpm in park warm.the IAC counts are 15 warm at idle.i have replaced the isc solenoid and went through the test chart... Trouble codes: 36 (isc actuator error) |
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| 1995 Chevrolet G20 Chevy Van 5.7L No Start VIN: 1GCEG25K6S Vehicle was towed in with a blown ECM1 fuse. Replace fuse and it now runs great. This fuse only provides ignition power to the ECM and the EVAP purge solenoid. I have been unable so far to find or recreate the short. I have heard about the short under the driv... |
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| 1996 Chevrolet K2500 Cheyenne 5.7L Cuts out, MIL Lamp on VIN: 1GCGK29R7T while driving when under full throttle, truck looses all power, looses speed, but will never die. If you play with the throttle truck will reach higher speeds, but if you put it in 5th gear at 60 no matter what you do it will bog down. I think it is fuel relat... Trouble codes: P0131, P0140, P0151, P0155, P0157 |
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| 1999 Chevrolet Silverado 1500 5.3L Misfire This truck has developed a steady misfire on #3 cylinder only when rpms climb over 3300 rpm. 1/2-full throttle accell, #3 steady misfire. Spark plugs were replaced, fule injectors removed & cleaned, and most recently #3 lifters & valve springs replaced. When... Trouble codes: P3000 |
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| 2000 Chevrolet Suburban 1500 LT 5.3L Misfire VIN: 3GNEC16T6Y Hey folks, Got this suburban in here that came in initially for the check engine light on and rough idle. Changed fuel filter (original filter) and performed an air induction and throttle body service. Have not pressure flushed injectors yet. Came back in yes... Trouble codes: P0300 (misfire) |
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| 2002 Chevrolet Silverado 2500 HD 6.6L codes VIN: 1GCHK29122 hello 1st time user needs advice.i don't think the pressure switch code[p0848] is caused by a slip but what is the easiest way to increase pressure to help hold clutches in hard pulling conditions in 5th gear. the performance chip is the reason for the ratio c... |
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| 2002 Chevrolet Impala LS 3.8L Idles high VIN: 2G1WH55K22 This just out warranty vehicle will at times idle as high as 3000 rpm`s. P1122 (TPS intermittant low voltage) is stored in history. Has been to our shop 3 times now, 1st time replaced TPS with new Delco, 2nd time checked all wiring from PCM to TPS and had PCM ... Trouble codes: P1122 (TPS intermittant low voltage) |
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| 1998 GMC Safari SLE 4.3L Poor Fuel Economy VIN: 1GKEL19W4W looking to do ignition tuneup: changing plugs looks like a nightmare with awd setup-no access from under vehicle-doghouse access poor-any tricks or techniques pertaining to plug change requested. also, mitchell says 1.3 hours for plug change, looks like 3 or 4... |
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| 1997 Oldsmobile Cutlass Supreme 3.1L cooling system Hi all,looking for some suggestions if at all possible.This car came in for a coolant flush and thermostat (customer request) , performed said service , customer informs us afterward that car has been intermittently going to hot on the gauge and he loses heat ... |
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| 1996 Pontiac Grand Am SE 2.4L No Start VIN: IG2NE5103V vehicle is towed in no start. motor is always flooded . blow out cyls & replace plugs & motor fires & runs fine. (very slight lack of power) but smooth. no codes & all data within spec sensors acurate. wiring good. fuel good. talked with customer about startin... |
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| 1997 Pontiac Trans Sport 3.4L abs VIN: 1GMDX03E6V Vehicle returned and we were unable to duplicate the customers complaint. Another month later the vehicle returned and the lights were on steady and able to duplicate with a short test drive. Did a snapshot of the sensors when the code 26 set and found that th... |
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| 2000 Pontiac Montana 3.4L wobble VIN: 1GMDX03E5Y On acceleration the car has a wobble,especially on left turns. Originally car had a wobble and brake pulsation. After replacing the tie rod ends and brake rotors car is about 90% better.Has anyone run into this before? Any help would be appreciated. |
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| 2002 Saturn Vue 3.0L Hesitation, Surge, Stall, MIL Lamp on VIN: 5GZCZ63B92 fellow techs this vehicle came to us about three weeks ago, mil lt on,low ect code,had a stuck thermostat,removed intake to r&r stat,all was fine for 2 weeks,car came back,mil illuminated,with above codes,customer stated that reduced power light also came on.... Trouble codes: P0700 (trans control module request mil illumination), P2176 (minimum throttle position not learned) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1993 Chevrolet S10 4.3L Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: UNKNOWNVIN replaced the dist o2 map knock sensors and the fuel pump all parts were delco still shows codes 42 43 44 so itsa going to the dealer tomarrow thanks for all the help if anyone wants to know what they find e mail me Trouble codes: 42 (43 -), 43 (44 -), 44. |
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| 1998 Chevrolet K1500 Cheyenne 5.7L Excessive Emissions, Misfire, Poor Fuel Economy VIN: 1GCEK19R4W Thank you, Thank you. 14 very quick and applicable replies. I triple checked the previous work I had performed. Checked the wiring continuity between the connector on top of the intake to the VCM. Checked for shorting to ground or power. All OK. Located a used... |
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| 1999 GMC Savana 1500 5.7L engine misfire VIN: 1GDFG15R6X First of all, THANKS !!! to all you guys that gave me some really good tips! Well, after three weeks in the shop and disassembling the engine and sending it to the machine shop to go over the whole thing three different times, we found absolutely nothing wrong... |
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| 1994 Pontiac Grand Am SE 3.1L Stall VIN: 1G2NE13M2R sorry it took so long to reply.alot of people said to check the booster. i did that even before i posted this question.it all checked out good. Dan from tennessee said to check grounds .after completely removing interior, including carpet repairing varies grou... |
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| 2000 Pontiac Grand Am SE 3.4L antitheft VIN: 1G2NF52E8Y The customer has decided to live with the problem for now and promises to return in the new year.At this point Im going to disconnect his remote start and let him try it.Thanks to all who replied.I will ammend this post with any new info . swinny |
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