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Professional Automotive Repair Technical Discussions for August 28, 2005 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1990 Chevrolet Corvette 5.7L No Start, Poor Idle Quality, Stall, Misfire VIN: 1G1EG5W85L This one is driving me into a corner... nothing stays the same? some times start and stall, later starts and iac is commanded fully open, inj pulse widens and eventual stall. Then it can sit and run for 5-8 minuites and just die as if key was turned off... or ... Trouble codes: 41 (serial data), 54 (fuel problem) |
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| 1996 Chevrolet Express 1500 5.7L fuel gauge VIN: 1GBFG15R8T This is my sisters conversion van. We had replaced the fuel pump back in January(pump had died). Ever since we did that pump the fuel gauge couldn't be trusted. It would always read above a half a tank. She wasn't worried about that and just filled up every 20... |
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| 1999 Chevrolet Venture 3.4L abs and traction control VIN: 1GNDX03E9X Hi GM tech. i have this van with abs/tcs/brake warning lamps on. i check the fault code with my OTC.genisys scan tool. there are so many fault code were store ( c1216, c1256, c1344, c1345, c1347, c1354, c1357, c1358, c1361, c1365, c1366 ).first at all, i clear... |
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| 2001 Chevrolet Silverado 1500 5.3L no power when towing VIN: 1GECK19T31 A custermer brought this truck to me telling me it had no power when towing a 3500 pound trailer. He told me he can barley exceed 65 mph. I drove this truck with his trailer, I had the gas almost on the floor just to do 65 mph. It seems like the timming is not... |
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| 2002 Chevrolet Astro LS 4.3L Front End VIN: 1GNEL19X92 Vibration on Highway at 60 MPH & up. Felt in steering wheel like a nibble. Felt in Pass floorboadr as vibration. Feels like driveline vibration. Lessens if you back off throttle. Same under power uphills and on flats. |
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| 1994 GMC K1500 Sierra SL 5.7L Hesitation, Poor Fuel Economy, MIL Lamp on VIN: 1GTEK19K8R Hey guys, I am not one to throw parts at anything but this thing is driving me crazy. I have replaced the module and the ecm (ecm was due to 5 unrelated ghost codes). Mil is constantly illuminated and there is always a hesitation on take-off. The knock sensor ... Trouble codes: 043 (esc spark module. knock sensor) |
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| 1997 Pontiac Bonneville SE 3.8L door lock VIN: 1G2HZ52K3V Hello Group, I need a little help with this vehicle. The power door locks will lock from the door lock switch or key fob, they will NOT unlock from the switch and key fob. When I hit the switch or button on the fob I hear a click from a black box under the rig... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1999 Chevrolet Express 1500 4.3L Poor Idle Quality, Stall VIN: 1GCEG15W2X This one is still in my hair, but IATN wants me to close the request so I will. So far I have: cleaned Throt Bod & MAF, checked Egr for carbon, changed coil w/known good, coil wire, TPS, & IAC. Ckd for vac leaks with carb clean and smoke tester. Still dies. I ... Trouble codes: P1870 (Transmission Component Slippage), UNKN0. |
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| 1996 GMC Safari 4.3L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1GDDM19W8T HELLO-this van is fixed and down the road, i even ran a follow up call to check on how it is doing and the customer is happy, a big thanks to all 11 who responded i had tried most all before getting the replies and still no change, i rechecked secondary wave f... Trouble codes: P0300. |
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| 2002 Pontiac Grand Prix GT 3.8L No acceleration at W VIN: 1G2WP52K52 Thanks go to: Dave-Saskatchewan, Kevin-MN, Matthew-IL, Paul-CA, Chester-NC, Jerry-MN, Brian-MI, Steve-MI, Rick-Ontario, Danny-OK, Bill-MA, Randy-MI, Kyle-OH, David-MI, [...]-IA, Ken-TX, Jake-MN, Brian-IA, Paul-MI, Rick-MO, Jason-Nova Scotia, and Richard-WA. ... |
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| 1997 Saturn SL1 1.9L Poor Idle Quality VIN: 1G8ZG5288V Friday I brought this car back in for a followup, and proceeded to unhook the battery to allow the computer to clear and reboot. After rehooking the battery, I started the car and allowed it to idle for approx. 15 minutes, during which time I hooked up my scan... |
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