GM Automotive Technicians Technical Discussion and Fixes for Nov 8, 2006 - iATN (Members Only)

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Open Help Requests for GM

	Help Request	Answers
	2000 Buick Regal GS 3.8L multipal sys VIN: 2G4WF5518Y this car came to us for rear brake grind ,replace brakes customer picked up vehicle next day customer returned asking us to tighten his battery cables because his car failed to start at bank he claimed he left the cables loose from his home battery install/tig...	View
	2001 Buick Park Avenue 3.8L Cuts out, Stall VIN: 1G4CW54K61 Hello GM techs, I have a strange one here. Vehicle starts up and continues to run when cold. After a few minutes idling, vehicle dies and will not restart. Cranks ok, won't fire. I removed the IAC slightly (creating a vacuum leak) and car fired and continued ...	View
	1965 Cadillac deville conv 392CID radio VIN: 1G1XY4567B Does anyone know how to remove the radio in this '65 Cadillac Deville? Thank you all in advance.	View
	1982 Cadillac Cimarron 1.8L speedometer VIN: 1G6AG69G6C I need to locate the upper speedometer cable from the cruise transducer to the speedometer head. GM shows a part number, [...], but it is incorrect. It has female connections on both ends. The correct cable has a slide on style connector at the speedo head....	View
	1992 Cadillac Seville 4.9L pusher fan VIN: 1GGKY53BXN Hello fellow techs, Got a STS that is giving us fits and making our customer poor. We have, within the last couple of months, retrofitted the A/C system and replaced the compressor, drier, orifice tube, high-pressure hose assembly and condenser. The problem t...	View
	1995 Cadillac DeVille 4.9L No Start VIN: 1G6KD52B0S GM techs help , I have a 95 sedan de ville that blows ignition control modules . After module is replaced will start and run great all day , after 5/6 hrs it will not start , module gone . I checked all grounds , added ground to trans , all power seem to be ok...	View
	1998 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KD54Y4W Vehicle came to us from another shop in the area. Previous shop replaced all 3 O2 sensors and the catalytic convertor due to a code P0420 being set. After they did the repair and cleared the codes P0143 keeps setting. We check the O2 readings and both from sen... Trouble codes: 143 (O2 bank 1 sensor 3)	View
	1991 Chevrolet V1500 Suburban Scottsdale 5.7L Poor Idle Quality, Stall VIN: 1GNEV16K6M Engine runs rich cold will idle with map sensor plugged in, engine will not idle hot but runs ok with map sensor unplugged. has no codes. While watching injectors with timing light one sprays good cone the other mists. If you switch plug ins problem changes in...	View
	1996 Chevrolet S10 LS 4.3L High idle VIN: 1GCDT19W9T This truck occasionally will idle at 2200 rpm. When it does this the iac counts are at 165 and the recommended idle is 650 rpm. I can do a iac reset and the rpms will drop then rise back to 2200. If you restart the car several times the idle will eventually dr... Trouble codes: P0122 (Tps low voltage)	View
	2000 Chevrolet Impala 3.4L electrical VIN: 2G1WF52E9Y Hello everyone, have a slight promblem with this vehicle. The car starts good and runs great. My promblem is when you turn the ignition switch to the run position, we hace sometimes a second or two delay before the starter engages. This doesn't happen all the ...	View
	2000 Chevrolet S10 4.3L engine VIN: 1GCDT19W0Y Massive amounts of what appears to be metal in oil. (bearing) 3,000 miles later it was worse. It has been 3 months since metal was first spotted. oil pressure is perfect and the lower end makes no noises. magnet on drain plug was full. the is absolutly NO cool...	View
	2005 Chevrolet Silverado 3500 6.6L No Start VIN: 1GCJK33275 Had this truck towed in, the customer filled it with gas. We drained the tank and put a few gallons of diesel fuel in...Started up fine. Let run for an hour, shut it off, went to restart...no start. Filled fuel filter with diesel through service port and bled ...	View
	2000 GMC Jimmy SLE 4.3L electonics VIN: 1GKDT13W6X Customer says vehicles automaticly goes into 4 low by itself and takes awhile to get back in 2 hi. Driving along or just starting in morning it will be in or go into 4 low. Lights will blink and then be fine or lights will blink and shift into 4 low. We checke...	View
	1972 Oldsmobile Cutlass 350CID no spark VIN: 3J57K2R175 Here I go again! I don't have spark after I replaced the cap, rotor & points. I don't know if it had spark previous because it sat for 7 years. It probably is the way I set my points, let me know what you think. Here is how I set em', I had the distibutor on t...	View
	1996 Oldsmobile LSS 3.8L Suspension VIN: 1G3HY5217T good morning folks . i have a popping noise in left front when wheels are turned sharp in either direction and moving from a stop. i have replaced front struts and looks like left front wheel bearing has been replaced . every thing else looks ok on front end.t...	View
	1996 Oldsmobile LSS 3.8L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 1G3HY5217T hello again everyone .same vehicial different problem.the car will miss sometimes on take off and sometimes will stall at take off .stores a code po336 when this happens .have replaced ignition module and pcm with no luck . Trouble codes: P0336	View
	1998 Oldsmobile Cutlass 3.1L starting VIN: 1G3NB52M9W The customers complaint was the battery, brake, abs, and air bag lights are on. Performed a battery and charging system test. Alternator is charging at 14.8v, so I checked the archives for any simular problems and came across with someone replacing the alterna...	View
	2002 Pontiac Montana 3.4L Fuel smell VIN: 1GMDV03E72 Hello all, We have been wrestling with this 02 Montana for about 6 months. When it sits overnight in the customers garage, in the morning he ocasionally has a fuel smell. He seems to think it is coming from the front of the vehicle. Here is our history with...	View

Fixes & Summaries for GM

	Fix/Summary	Answers
	2000 GMC Yukon SLE 5.3L Poor Idle Quality VIN: 1GKEC13TOY Well, after several attempts of things everyone suggested, this truck took on a whole new personality. It went from stalling at a stop light to bucking and jerking, and just cutting out while accelerating. I took a ride in the passenger seat while watching the...	21
	2000 Oldsmobile Intrigue GL 3.5L No Start VIN: 1G3WS52HXY hello fellow techs, the Olds has been back to the costomer for two weeks now so I'm positive the problem is fixed. Francois and Marshall were right on track with suggesting to look at the ignition switch. I pulled the switch out and checked it with an ohm mete...	6

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