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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 19, 2010
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Open Help Requests for GM
Help Request Answers
1992 Chevrolet Camaro RS Heritage Edition 5.0L Cuts out, Stall VIN: 1G1FP23E0N
Hello fellow techs and chevy enthusiats, got a problem. At first car would stall after driving for half an hour, like bad ignition control modual. Instaled new distributor, cap, rotor, pickup coil and modual. checked at home and found a code 54. low voltage at... Trouble codes: 54 (fuel pump voltage less than 2 volts)
1997 Chevrolet C3500 5.7L Mechanical VIN: 1GBGC34R8V
What continues to keep happening is the vehicle will return with air in the rear portion of brakes when bled, only rear. Bleed the air out and its fine for 2 or 3 week then returns with same problem. No sign of fluid leak anywhere and we have been though this ...
1997 Chevrolet Monte Carlo LS 3.1L balancer VIN: 2G1WW12M1V
however once the repair was completed and the vehicle was started we got an arcing from the balancer to the block and between the two halves of the balancer. It was a very blue arc that was not as evident with the drive belt disconnected. I looked at the 24x c...
1998 Chevrolet S10 2.2L Battery VIN: 1GCCS1940W
I am having problem with this S-10. Came in with No start. Battery was dead. It has about 175mA draw all the time with nothing turned on. I took TBC Fuse out and draw was gone. Now I'm checking closer and if I pull out Courtsy Fuse in I/P Fuse Block. Daw will ...
2000 Chevrolet Cavalier Z24 2.4L Stall VIN: 1G1JF12T4Y
The car runs perfectly until it reaches full operating temperature and has gone 10 to 15 km's. Stumbles once or twice then stalls as though the key has been turned off. If it sits for 15 minutes it will start up and run fine again. tested all parameters for ea... Trouble codes: P0171, U1016
2001 Chevrolet Silverado 1500 LT 4.3L Misfire, MIL Lamp on VIN: 1GCEC14W91
We have replace plugs,wires,cap,rotor,dist,crank sensor. When you road test the truck it will set the code as soon as you get to highway speed. The strange thing it shows that it is mising on cyl 4-6 on the scan tool in misfire counts.You cannot tell that it i... Trouble codes: P0300 (Muti cyl misfire)
2001 Chevrolet Malibu 3.1L instrument cluster VIN: 1G1ND52J51
Hello this Malibu has an intermittent problem happened last night after I started the car, in the dash operational=RPM guage, cluster lights, odometer. Inop=coolant guage, fuel guage, also low fuel dot on. Indicators stuck on= theft system, sevice engine soon,...
2003 Chevrolet Silverado 2500 HD 6.0L Misfire, MIL Lamp on VIN: 1GCHK23U23
Hello I have an 03 Silverado here with a random miss code p0300, It has new wires & cheaper champion plugs, it has had an injector cleaning done. At idle with the Solus scanner it flags random misses at idle & runs just a little rough, it will turn on the ses ... Trouble codes: P0300
2003 Chevrolet Malibu 3.1L blower motor VIN: 1G1ND52J03
Hello iAtn. We have a 03 chevy malibu that has water migrating into the blower motor, and soaking the carpet on the passenger side. It's water, not coolant. Has happened the last 2 times it has rained. We pulled the plastic cowl trim at the right bottom of win...
2007 Chevrolet Suburban 1500 LT 5.3L ignition VIN: 3GNFK163X7
this gut literally drove car to car wash (next door) , washed exterior, got in to start and it would not. all lights light up on dash. battery and cables check good. fuse block and fused ignition circuits light up just fine. however no communication with any o...
1996 GMC G3500 Vandura 5.7L Misfire VIN: 1GTGG35K6T
This vehicle exhibits an excessive misfire under light throttle or cruising between 20-30 MPH. With doghouse off you can see the engine running very rough and there are pops/backfires from exhaust. Giving a little extra throttle on accel and the engine smooth... Trouble codes: 43 (ESC Knock Control)
2003 GMC Envoy SLE 4.2L Starting VIN: 1GKET16S23
hello gm techs this 03 gmc envoy got towed in & will not start found was getting no fuel so thought with 150k miles probably fuel pump is out replaced pump still no fuel & no spark as well. replaced cam & crank sensor still no fuel or spark. when cranking ecm ...
1988 Oldsmobile Cutlass Ciera 2.8L No Start VIN: 2G3AM51WXJ
Hello All, have this old Gutless Ciera with a no start condition.It's losing spark and injector pulse.Has good crank sensor ref.It's losing 3x ref @ module.Replaced module and still no help.Please send help ship is sinking fast.Thanks Alex J.
1993 Oldsmobile Cutlass Supreme 3.1L Poor Idle Quality VIN: 1G3WH54T9P
Hi all in IATN land. This one is a real puzzler. Has been to several other shops. Engine has been OHed. You can run idle relearn and the car gets happy for about 20 miles. Then out of the blue, the idle goes high. 2200 rpm. IAC counts look normal 15 to 20. Run... Trouble codes: 35 (Idle control problem)
2003 Saturn Vue 3.0L MIL Lamp on VIN: 5GZCZ63B53
Hello everyone, this Vue came in for state inspect fail(Monitors not ready). We checked for codes, first came up with PO 507 when checked on inspection machine. Drove vehicle and PO 507 came back, plus these other codes. Sprayed carb cleaner down by throttle b... Trouble codes: P0507, P0174, P2B01, C112B, C16F7

Fixes & Summaries for GM
Fix/Summary Answers
2002 Buick LeSabre Custom 3.8L cluster VIN: 1G4HP54K62
Hello everyone and thank you very much for all the excellent reply's. It looks like the radio was the problem. I removed the radio and drove it for about a week with no problems then ordered a used radio (factory used duplicate). Had the radio unlocked by my l...
1998 Chevrolet Malibu 2.4L No Start, back fires VIN: 1G1ND52TXW
I am very sorry it's been so long for me to reply. WE tried just about every thing, we pulled the cams to check if they were broken, found nothing wrong. The engine did have good compression. We finally pulled the computor and found a burned spot. Tried to sel... Trouble codes: P0507, B1379, B2365.
2003 Chevrolet Venture LS 3.4L Engine block VIN: 1GNDV03E13
I ordered a Time-Sert repair kit #1115 M11x1.5 bolt size. It came with 16mm inserts. I ordered 22mm inserts & they were the perfect length. The kit came with a drill bit, counterbore bit, tap & insert tool. The block drilled & tapped excellent. The new head bo...
2005 Chevrolet Uplander LS 3.5L instrument cluster bulbs VIN: 1GNDV23L55
Well I think not having the availability of dash lights or gages is unfair to the market and pretty much stops free Enterprise. Understand not every one should but I came from the days when we repaired head units and I'm familiar with them. Basic repair was un...
2005 Chevrolet Trailblazer LS 4.2L Drivers door window and door lock VIN: 1GNDT13S95
This WAS an interesting one. Seems there were 2 problems. 1. After unplugging all door modules to no effect we decided to start tearing it apart, removed drivers side front and rear sill plates to trace the wiring from bcm to ddm and low and behold about a fo...
2004 GMC Sierra 2500 HD 6.6L right hand battery VIN: 1GTHK23224
I want to thank all that responded...i have done the tests that all of you have suggested found nothing wrong at all the last post spoke about possable assesory issues well this truck hauls trailers all the time so we are going to install two new optima batter...
1995 Oldsmobile Aurora 4.0L leak VIN: 1G39R62C4S
Most of you nailed it. We removed the trans again and found the crack in the 7 o'clock position of bell housing. We had to clean it and inspect it very carefully to see the crack. Thanks to everyone who replied, I don't know if I would have saw the crack if I ...
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