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Professional Automotive Repair Technical Discussions for February 20, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1994 Buick Skylark Custom 2.3L Cuts out, Stall VIN: 1G3WT7H3PH hi all i need some help this buick stalls when ever it wants to after it gets warm and it sets a code 19 every time it stalls i have ran a new wire in place of the purple /white from the ign,module to the puter.i have ohmed wires from crank to ing. module and ... Trouble codes: 19 (7x intermitten signal) |
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| 1958 Chevrolet Corvette 283CID engine oil First post.Always led in right direction through fix database.Engine rebuilt by reputable machine shop.Bearings wiped out.Blamed on kwick lube place.Engine smokes excessively.Blamed on machine shop.Problem sent to me.Engine pulled & gone over with fine tooth c... |
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| 1970 Chevrolet El Camino 350CID timing cover incorrect Has wrong timing cover for the pan that's on it. What I need is the part # for timing cover that has the thicker/wider lower lip seal. Or year models that type cover was stock on. AS you know the parts guys need a year and vin to look up any part at the dealer... |
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| 1995 Chevrolet Lumina 3.1L MIL Lamp on, runs hot VIN: 2G1WL52M1S Eng. EMS Fuse will go open at times,causing the codes listed above and the #2 Coolant fan will quit working,causing a overheating condition in town.I know that I have a wiring problem,have any of you seen this before?Were would be a good place to start,I don't... Trouble codes: 0028 (Transmission Range Switch), 0037 (TCC Brake switch circuit), 0075 (egr 1), 0076 (egr 2), 0077 (egr 3) |
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| 1997 Chevrolet Cavalier 2.2L Hesitation, Cuts out, MIL Lamp on VIN: 1G1JC1248V ok so i replaced tge sensor due to costomer req, syned them threw the tech 2, ans it ran fine then i drove to varify, and found that at 25-30 it would fall on its face, in nutral it will rev up fine but under load it hesitases to the point you can only go 30 m... Trouble codes: P0502, P0335, P0341 |
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| 1998 Chevrolet Camaro Z28 5.7L No Start VIN: 2G1FP22GXW Vehicle was in minor front end collision,air bag deployment, start and ran after accident, replaced front body components,cooling fans, radiator,temp sender in radiator, now vehicle crank no start,rpm signal, no codes, pats disabled, no spark, no injection pul... |
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| 2000 Chevrolet Impala 3.8L body control module VIN: 2G1WF55E1Y Hi GM Techs, I replaced the BCM on this vehicle today. I have a Tech 2 scan tool and I entered the Vin # into the BCM. I tried doing the passlock relearn manually with the 3, 10 minute intervals but the security light never went out and vehicle won't crank. Lo... |
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| 2001 Chevrolet Impala 3.4L passlock VIN: 2G1WF52E11 I replaced the passlock sensor for an intermittent no crank. I have been trying unsuccessfully to reprogram the system. I tried to turn the key to start, then back to run. Security light flashes three times, then the battery light. Wait for what seems like fo... |
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| 2001 Chevrolet Monte Carlo SS 3.8L MIL Lamp on, Start/stall VIN: 2G1WX15K31 Intake has hole burned Threw just above EGR inlet in to intake and has created vacuum leak causing car not to start. Was wondering if this is normal on high mileage engines? Have not started repairs and can not test for restricted cat until new intake is insta... Trouble codes: 300 (miss fire), 1811 (trans), 404 (egr) |
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| 2001 Chevrolet Silverado 1500 4.3L Excessive Emissions, No Start VIN: 1GCEC14W91 hi guys. got a strange one here. i have two problems. first, this truck goes through a cap and rotor every year, almost to the day. cant see anything wrong. no play in distributor shaft, nothing. second, today when i replaced the cap and rotor again, i was dri... |
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| 2001 Chevrolet Silverado 1500 5.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2GCEK19TX1 Hi I have a problem I have a miss fire at idle off idle seams fine miss fire counter counts up high for cly 4 5 But all clys show some miss firing most about 30 t0 50 but 4 & 5 are in the thousands first the plugs are new have tryed a new injector in # 4 cly w... Trouble codes: P0300 |
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| 2002 Chevrolet Malibu 3.1L No Start VIN: 1G1ND52J22 i ben on this one for three days. help!!! it was towed in. customer siad it over heated on her and thin it would not start. i tested spark it is good and i have good fuel presure .ihave no codes in pcm or bcm .ihave no injector pulse.the alarm system tested go... |
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| 2004 Chevrolet Tahoe LS 4.8L speedometer VIN: 1GNEK13VX4 speedometer reads 95 mph w/key off. koeo,koer reads approx. 90 mph. Needle doesn't seem stuck.Signal goes from vss, through pcm to speedohead.vss is good. suspect pcm but no info. how to determine this.no info. in my alldata. I don't like other info. such as "... |
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| 1989 Pontiac Firebird 2.8L Hesitation, Misfire VIN: 1G2FS21S8K Hello everyone. This customer brought this vehicle in for a misfire hesitation. Under load it misfires pretty violently, acts like the spark plug wires are arcing out. Here's the weird part. Customer noticed(I'm not sure how he found this out) that if you unpl... |
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| 1999 Pontiac Grand Am GT 3.4L Poor Idle Quality, Surge, Poor Fuel Economy VIN: 1G2NW52E3X First off this vehicle has had a hard life. The intake gaskets were blown and the engine was severely overheated. We performed a complete engine rebuild. Customer has put 4,000 miles on engine after rebuild. Customer states car has bad gas mileage, doesn't kno... |
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| 2000 Pontiac Grand Prix GT 3.8L fuel VIN: 1G2WP52K4Y hello ,another hair puller !customer left car to have s.e.s. lite checked , went out started car with otc scanner on it checked codes has o2 sensor codes . went to move car an hour later ,car went into secuity mode ,security lite flashing in dash car starts ru... |
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| 2002 Saturn Vue 3.0L Fail Safe Mode VIN: 3GZCZ63B92 Code “P0963 Line Pressure PC Solenoid Control Circuit High Current" sets immediately after it is cleared. This is the only Code setting. With the TCM connector off I checked for max current that will flow through the PC Solenoid. According to Mitchell specific... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1995 Buick Century Special 3.1L wot VIN: 1G4AG55M7S OK I'm a bonehead, I found the problem but have not fixed it yet. The throttle cable was holding the throttle open a little bit. I checked the routing and it looks OK, the peddle is going all the way back. The cable leaves the fire wall and goes into a semicir... Trouble codes: P1404 (egr 2), P1405 (egr 3). |
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| 1997 Cadillac Seville SLS 4.6L cooling system VIN: 1G6KS52Y4V I'm going to call this one fixed. Most replies say 'blown head gasket' a few said radiator problem or cooling fans or leak. It must be the beginning of stages because of the way it takes a long time for it to cause problems. It will idle in the bay for hours w... |
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| 1993 Chevrolet C1500 Cheyenne 4.3L wiring column VIN: 1GCEC14Z6P Thanks to all that replied, after chasing down all the wires, the fat bald guy (me) lol, found that the wipers had been unplugged under the hood at the wiper motor. Sorry to bother you guys with a stupid fix. Thanks again for all your time and help. Brad |
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| 1993 Chevrolet C1500 Cheyenne 5.7L Hyudralic System VIN: 1GCEC19H9P Thanks to everyone who had replied ! Finally I had been able to fix this vehicle ! We had found an ABS unit at local junk yard and installed it on the truck , brake light went away immediately . Also we had clamped off rubber brake hoses and that way found out... |
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| 1997 Chevrolet K1500 Suburban 5.7L pump VIN: 3GNFK16R1V Well-my suburb is finaly fixed! Many thanks goes to those who replied, even if it was to question belt routing. After 27 years I could still screw that up-just not on a chevy-pretty much only one way to install this belt. A special thanks goes to John [...]... |
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| 1999 Chevrolet Malibu 2.4L fuel gauge VIN: 1G1ND52TX6 We Thank all of you for the replies. The problem with the gauge occoured with the sender unpluged, so our first action was to pull the cluster and have the gauge repaired. The gauge was steady and did not bounce around when the cluster was reinstalled. the gau... |
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| 1999 Chevrolet Cavalier 2.2L No Start, Stall VIN: 1G1JC5246X Thanks everyone for your input, especially Scott from Illinois on the test procedure for the ignition pwr. Replaced with reman IPC from the GM dealer problem solved! Trouble codes: 1629 (anti theft system hard fault), U1016, B1011. |
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| 2003 Chevrolet Silverado 1500 HD LS 6.0L rear rack VIN: 1GCGK13U63 Unfortunatly these young kids today don't have money to fix things, just to buy toys. I'm pretty sure the cluster is a fault because I've checked the vehicle speed sensor and the wiring to make sure there's no open's or short's. I want to thank all of you who ... |
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| 2004 Chevrolet Silverado 1500 4.8L Brake VIN: 1GCEC14V84 I just talked to the driver of this truck and He's happy with it-says its never stopped so well.Many replies suggested going to full on metallics and it was the only thing that made sense to me.We did just that and came away with a win although Im worried abou... |
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| 1996 GMC Sonoma SL 4.3L fuel gauge VIN: 1GTCS14X2T kevin hit this one the new sending unit was defective out of box we replaced with a new one and the fuel gauge worked just fine.just goes to show you new does not mean new all of the time. thank you |
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