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Professional Automotive Repair Technical Discussions for April 1, 2005 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1993 Buick LeSabre Custom 3.8L cruise control VIN: 1G4HR5312P im posting this but am not the one working on veh, so if there are any questions or info not listed ask and ill try to answer or find out, we first saw this veh three weeks ago, with a complaint iof cruise not working, testing indicated a bad e,c,m, replaced w... |
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| 1995 Buick Park Avenue Ultra 3.8L Electronic VIN: 1G4CU521XS Hello everyone I got this Park aveneu that came in with bad compressor. replased ac compressor and drier and condencor. The ac works good , but everytime you turn it off and turn it back on it blows hot air for about 1 to 2 minutes then it will go to cold. The... |
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| 1997 Cadillac DeVille 4.6L Hesitation, MIL Lamp on VIN: 1G6KDS2Y6V hello all I am stuck on this cadi had codes when car came in all scan data seemed correct cleared codes and test drove codes did not come back but every once in a while you get a stumbble off of accel but not predictable. have went through trouble tree for p0... Trouble codes: P0372, P1377 |
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| 1998 Cadillac Seville STS 4.6L security VIN: 1G6KY5492W Secuity light on dash stays on.displays ,service theft system on dash readout.then says,exp id 34 |
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| 1993 Chevrolet Astro 4.3L Shift Interlock VIN: 1GCDM19Z0P Hi group, first posting...After replacing the ignition linkage rod and shift interlock cable in this Astro,with tilt steering, I can't seem to get the interlock cable adjustment back to it's proper setting. I'm either able to change gears without depressing th... |
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| 1994 Chevrolet C3500 6.5L MIL Lamp on VIN: 1GTHC33F2R This truck shows up billowing black smoke under a load. I remove the clogged air filter & the smoke goes away. Ran the scanner on it & pulled 4 codes...17, 69, 78, 99...cleared them & test drove it, runs great, 69 returned, scanner says "torque converter clutc... Trouble codes: 69 (tcc always engaged) |
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| 1995 Chevrolet Astro 4.3L Surge, Stall VIN: 1GNDN19W8S Hi all, This van came in last week with a stalling problem. After test driving and tester checking I couldn't duplicate the problem. I performed the noted repairs with the customers understanding that these were things I found but could not say they would cau... |
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| 1998 Chevrolet K1500 Cheyenne 5.7L Dome Lamps VIN: 2GCEK19R4W Vehicle does have overhead map lamps, replaced headlamp switch, interior lamp module & door lock module. Disabled keyless entry. Replaced battery. Dome lights still flash intermittently or stays on constantly. |
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| 2000 Chevrolet Blazer LS 4.3L temperature VIN: 1GNDT13W4Y Dear Sirs ON the above vehicle there is a strange problem occuring. The vehicle has an automatic electronic climate control system. all the doors are working, the a/c is working, and everything appears to be switching from the console. However there is not, at... |
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| 2000 Chevrolet Malibu 3.1L Accessories VIN: 1G1ND52J8Y This malibu is my grandfathers car and he has a problem that started with the service vehicle soon light coming on and now he says that sometimes while driving there are numerous lights that come on on the dash including the service vehicle light the service e... |
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| 2000 Chevrolet Blazer LS 4.3L differential VIN: 1GNCT18W0Y I replaced the rear axle assembly in this Blazer six months ago. The governor, latching bracket. thrust block and spider gears were all broken and the case was damaged. I replaced it with a salvage yard unit with appr. 40K miles. I inspected the unit carefully... |
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| 2000 Chevrolet Venture 3.4L Starting VIN: 1GNDU03E1Y evening group, As my Father is travelling out of town, he is having some problems with his vehicle. They appear to be security system related, although chevy`s are not my langauge of choice by any means... As he has had it to a dealer with no results( they re... |
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| 2001 Chevrolet Impala 3.8L steering column VIN: 2G1W1155K4 while driving /braking a clunking sound at sterring coulmn & or at rack when suspension moves or when applying brake i found 1 tsb about engine cradle noise & it told me to squirt a thread locking compond into the frame on the welds the noise is a constant bum... |
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| 2001 Chevrolet Impala 3.8L cooling fan VIN: 2G1WF55K61 Customer brought the car in with engine light on checked it out and had code Po481 cooling fan #[...] malfunction if anyone have come across a problem like this your help would be gladly appreciated.Thank you.Also cooling fan works perfect. |
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| 2002 Chevrolet Malibu 3.1L No Start VIN: 1G1ND52J02 Hi everyone , I have an '02 Malibu that seems to like to decide on it's own when it starts.We've towed this car in for the third time today and it has finally decided to stay broken,both times before it was a no start until it got to the shop then it fired up ... Trouble codes: P1189 |
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| 1999 GMC Savana 2500 5.7L valve train ? VIN: 1GCGG2SR01 This van came in with a tick in the top end, sounded like a lifter from the start. Took a look at it and listened for the tick in the bottom and top end. Used a stethescope and an electronic ear to determine it was in the tope end, check oil pressure with a me... |
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| 2003 GMC Sierra 1500 Denali 6.0L cranking spark knock VIN: 2GTFK69U33 Hello, after a hot soak of approximately 15-30 minutes, there is spark knock during cranking only. I have checked the fuel pressure regulator(ok)and residual fuel pressure (ok). It does NOT run rough after starting; it only has spark knock during cranking afte... |
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| 1993 Oldsmobile Cutlass Supreme S 3.1L plug wires VIN: 1G3WH54T3P well group: I have several books by mitchell that states that #1 is to the fire wall. the same book also says that #1 is to the front. maybe it's a misprint.. Question; where in the tarnation does the plug wires start on which coil pack? going from left to r... |
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| 1994 Oldsmobile Cutlass Ciera 3.1L cc electronic control VIN: 1G3AG55M9R cruise control will not set on road. have replaced cruise control electronic unit and cable and brake switch. have checked all fuses and circuit from cruise lever to control unit, and all circuits seem to be functioning. have put two different control units on... |
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| 1994 Oldsmobile 88 Royale 3.8L Excessive Emissions, Poor Idle Quality, Cuts out, Misfire, Poor Fuel Economy VIN: 1G3HN52L7R replaced tps, egr, iac motor, computer, mass air flow sencer. when car became normal temperrature car shut off on stop light, but i can stars right back on. also when car gets hot idel goes slightly up and down. |
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| 2000 Oldsmobile Intrigue GL 3.5L cooling system VIN: 1G4W12TE45 Car originally came in for overheat in the winter time. Pressure checked, gaskets at back of heads leaking (crossover). Replaced no leak. of course in Michigan you couldn't drive past 50MPH so no overheat. Customer took car and complained of no heat a couple o... |
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| 2001 Pontiac Grand Am SE 2.4L Cuts out, Misfire, MIL Lamp on this vehicle is haunting me ,, fuel pressure is good etc.. while driving along betwwen 60 -- 80 ks all is good if you were to pass a vehicle or put vehicle under load , the vehicle will buck once and be unresponsive ( will not respond to accel input } then wil... Trouble codes: P0336 |
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| 1997 Saturn SL1 1.9L Misfire VIN: 1G8ZH528XV Hope someone can help with this one. This vehicle has a missfire that only occures one time per day, on the first trip of the day. It ocures approx 8 minutes into the drive, at about 60 mph under load, while accelerating onto the expressway. Scanner shows miss... Trouble codes: P0302 |
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| 2000 Saturn LS1 2.2L vtd VIN: 1G8JU52FAY ses lite on with 1632vtd dtc in pcm and 2960 vtd in bcm...no drivability complaints currently, but on two occasions, months ago, the car would not start until the next day. The ses lite came on yesterday along with the security lite. This morning only the ses ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2000 Buick LeSabre Custom 3.8L cranks over VIN: 1G4HP54K4Y I FOUND A probleM with fuel pressure regulator BEFORE I HAD A CHANCE TO READ ANY REPLIES. BUT I DO THANK THOSE THAT TOOK TIME TO REPLY TO MY REQUEST AND MOST OF THE REPLIES COMFIRMED WHAT I FOUND. |
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| 1976 Cadillac Eldorado 8.2L No Start VIN: 6L6S602420 You guys make this to easy.Thanks to TnT442 who supplied me with part numbers form Standard ignition. I installed the TPS,replaced the plugs,swapped the air temp and coolant temp.They were the same part.It seems GM relies on the coolant temp more than the air ... |
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| 1988 Chevrolet Camaro Iroc-Z 5.0L MIL Lamp on VIN: 1G1FP31F4J Hey guys, this car seems to have been fixed, at least for the time being. Ed from New Jersey, JC from New Jersey, Bob from California, William from Hawaii (are you guys hiring??), Stan from Minnesota, Wade from Michigan, Seth from New York, and Chuck from Ca... Trouble codes: 34 (maf low). |
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| 1993 Chevrolet K2500 Suburban 7.4L Cuts out VIN: 1GNGKZ6NOP Most replies had to do with defective Reman Distrubutor and the were right, still bummed about wasting hours on the wrong things. Never once in the bay did the distrubutor show any glitches still am at a lost but replaced with another one and vehicle runs fine... |
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| 1997 Chevrolet K1500 5.7L blown #20 fuse VIN: 1GBEK19RXV thanks much for the replies,especially jeff [...], who emailed me a diagram. it didn't match my wire colors but the effort was much appreciated. the only reason i'm posting as a fix is because vehicle is not acting up any more. i don't know if changing the inter... |
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| 1997 Chevrolet Malibu 3.1L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1G1ND52M9V well, after searching all that sent me good info and things to check , I rechecked all that already been checked, hoping maybe I missed somthing, I was asked if I ever witnessed the miss, No I had not, just random codes stored and history counts on cyl#3, so i... Trouble codes: P0300. |
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| 1998 Chevrolet Corvette 5.7L Starting VIN: 1G1YY22G7W tHIS VEHECLE HAD AN AFTERMARKET ALARM HIDDEN ALARM UNDER DASH.REMOVED AND VEHICLE STARTED.NEVER DID FIND THAT STARTER RELAY.THANKS ALL FOR TRYING TO HELP. |
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| 1999 Oldsmobile Alero GX 2.4L gauges and heater VIN: 1G3NK52T3X Hello everyone. Thanks a lot for the info. Upon further research into the wiring diagrams, especially the response that mentioned the orange wire from the ignition switch, it seems very likey that the ignition switch will fix the problem. Unfortunately since t... |
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| 1995 Pontiac Firebird 3.4L No Start, back fire VIN: 2G2FS22S7S Well the great replys I recived on the pontiac was the feeling the timing was off. In fact what I found was the center coil was arking over and causing the car to fire the wrong set of cylinders causing the backfire. The way I found out the problem was the coi... |
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| 1996 Saturn SC1 1.9L Cooling Systems VIN: 188ZF1288T WOW, 28 replies and all unanimous. Cracked cylinder head. The ball is in the customers hands at this moment as we are waiting on his approval to continue on this car. Thanks for your support and willingness to help others, Abe. |
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| 1999 Saturn SC2 1.9L abs VIN: 1G8ZY1274X Once again, iATN comes through! Thanks to all five fine techs who came to my rescue. All five pointed out that the tone rings on the wheels can cause the problem I saw on this car. And yes indeed! The front right reluctor ring was cracked which caused the ABS ... |
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