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Professional Automotive Repair Technical Discussions for December 1, 2009 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2002 Buick LeSabre Custom 3.8L battery VIN: 1G4HP54K92 I realize this is a really dumb request, but I can't get the rear seat cushion to push back and up to remove and replace the battery. The rear seat cushion goes over the floor pan and then down stopping any rearward movement for disengaging the hooks. Any Bu... |
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| 2002 Buick Rendezvous CXL 3.4L Warning Indicator VIN: 3G5DB03E12 GM Gurus, This Rendezvous does not want to leave the shop! The issues that have been dealt with up to this point have been fairly straightforward. 'AWD Disabled' message repaired by replacing differential clutch check valve. U1300 codes by repairing wiring lef... |
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| 1993 Cadillac Eldorado Touring 4.6L dashboard VIN: 1G6EL1299P hello,this eldo has a problem with ipc etc acting like it is in a limp mode after driving for 10 miles,temp and fuel data will show two dashes,hvac goes to defrost with blower motor on high,abs light illuminates and digital readout shows trac off,also none of ... |
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| 1993 Chevrolet K1500 WT 4.3L Hydraulic System VIN: 1GCEK14Z4P The pedal feel and clutch actuation bleeds off over time and won't release the clutch. If you pump the pedal the pressure and feel comes back, for a little while. This truck initially came to me because the roll-pin that retains the fluid line into the master... |
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| 1997 Chevrolet Astro 4.3L No Start VIN: 1GNDM19WXV Hi Chevy tech's, this one is a hard or long crank cold. Tune parts were bad so started there. Problem still occurs. The fuel pressure is not always at spec's, upon cranking drops to 50psi. Specs are 60 to 66psi. Runs fine once it starts and no codes. Has anyon... |
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| 2000 Chevrolet S10 4.3L No Start VIN: 1GNDT13W0Y The first time the vehicle came to me for an intermittent no start it had no spark at the plugs and weak spark at the coil. checked distributor cap and rotor, found carbon tracking on both. replaced distrubutor cap and rotor with inexpessive aftermarket parts.... |
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| 2001 Chevrolet Silverado 3500 LS 8.1L alternator/battery VIN: 1GCJK39G91 thanks in advance to all who respond. this is my own personal vehicle. on the way to hunting camp we stopped for fuel. engine was shut down during fueling. when restarted, battery warning light on/volt guage showing just above 12V. no prior problems with charg... |
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| 2001 Chevrolet Silverado 2500 HD 6.0L steering VIN: 1GCHK29U51 thanks for any help came in with complaint of p/s leak, found reservoir overfilled. when driving there is no problem turning except when going slow to park with brakes applied. when it gets to about 2/3 of lock in either direction steering becomes stiff. take ... |
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| 2001 Chevrolet Malibu LS 3.1L Starting VIN: 1G1NE52J21 This vehicle has an intermittent no crank, no start condition. The vehicle came equipped with an anti-theft system. But that obviously was not enough security for the vehicle owner, so they had an aftermarket alarm system installed. This is what happens. You u... |
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| 2001 Chevrolet S10 4.3L No Start VIN: 1GCCS19W31 Vehicle came to us as a no start and was confirmed. Sounded and smelled flooded so we pulled plugs and found them gas fouled. Replaced plugs and inspected injector with camera for fuel leakage and found none. Vehicle started after the plug installation and ran... |
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| 2002 Chevrolet Tracker 2.0L cooling system VIN: 2CNBJ18C42 I hope someone can shed some light on the problem. Vehicle has been towed in twice now for over-heating engine. I have driven the vehicle on and off for a total of about 60 miles and can not get the engine to over-heat. I've done a cooling system flush and rep... |
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| 2002 Chevrolet Silverado 3500 LS 6.6L cylinder head VIN: 1GCJK33182 customer was pulling a travel trailor about ten thousand pounds up a hill at about 60 miles per hour and then heard a big gasp of air then grey/black smoke began pouring out of the exhaust pipe and he heard what he described as a valve noise or internal rattle... |
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| 2002 Chevrolet Silverado 2500 HD 6.0L driveline Sorry about not having the VIN. I got this Silverado in for a couple of things, front brakes,oil and filter, and wiondow regulator which all went well. But the customer also asked about a noise that seems to come from the rear of the vehicle when first moving ... |
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| 2004 Chevrolet Silverado 2500 6.0L Driver's temp door VIN: 1GBHC29U44 Hello, and thanks for reading this post. Driver reports erratic temperature changes from heater on driver's side of vehicle. Mostly lack of heat noticed. I have not seen this one yet, other than to test when the problem was not occuring, and heater core was ho... |
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| 2004 Chevrolet Silverado 2500 HD 6.6L Poor Idle Quality, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GCHK23204 i replaced the injector wiring harnis pig tails for cyl. # 2,3,7, and 8 about 2 months ago, vehicle ran good and was given back to the customer, he drove about 300 miles and came back with codes p0202, p0205 and p2149, fallowed flow chart given by "all data", ... Trouble codes: P0202, P0205 (injector curcit fault cyl. 5), P2149 (injector position voltage contron curcit group 2) |
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| 2005 Chevrolet Uplander LT 3.5L Fac DVD player VIN: IGNDV33L35 Don't want to waste anyone's time. But I would like to add a 2nd factory screen in my van and take video from 1st one. First can it be done. I am told that you can't power the player/screen without the class 2 data line (why not). I do not see what the BCM has... |
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| 2007 Chevrolet Equinox LT 3.4L transfer case VIN: 2CNDL23F57 I've got this equinox that seems to be working fine with a intermitten traction light coming on. Scaned for codes, came up with a P1779 engine torque delivery to TCM signal and a po711 trans temp sensor. Couldn't find a flow chart on All Data for these codes. ... |
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| 1997 Geo Metro LSi 1.3L Stall VIN: 2C1MR2298V 97 Geo Metro with a 1.3l engine and manual trans. When cold car runs fine. Can drive on freeway at 70mph with no issue. After 30 minutes or so, the vehicle looses all power and stalls. Cat Area is not hot at all, so I dont think it is clogged. I checked the cr... |
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| 1991 GMC Tracker 1.6L MIL Lamp on VIN: 2GKBJ18U6M Vehicle is from a parts salesperson that we deal with, was driving the vehicle when started running rough, low idle and CEL came on. Brought it to us and when i tried to get codes, the light was on steady. Found that there is supposed to be a switch for the CE... |
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| 2005 GMC Envoy SLT 4.2L 2nd gear, 4th gear VIN: 1GKDT13S65 Hey everyone thanks for the help. This Envoy will not shift into second or fourth. When you accelerate in first the RPMs go up to about 5500 and once the vehicle gets going about 40 mph or so it shifts harshly, but it feels like it is shifting into third, and ... |
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| 1971 Oldsmobile Cutlass 5.7L power steering pump and gear box VIN: 342671M187 Howdy Boys n Girls, Have this long time project, been working on this same car through 3 different owners, the lastest has owned it for about 9 years, over that time we have repaired and maintained it. The first assesment for the lastest owner included overhau... |
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| 2000 Oldsmobile Intrigue GL 3.5L No Start VIN: 1G3WH52H2Y Hi, This car came in as a no start. It has no spark on 2 cylinders on the rear bank, and no spark on 1 cylinder on the front bank. It has injector pulse. There is no signal from the PCM. There are no stored codes in the car. I think the PCM is the problem, but... |
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| 2003 Oldsmobile Alero GL 3.4L class 2 bus line VIN: IG3NL12E83 HI and thanks for all your help. This car came in on a hook as a no start no crank.No radio and the ipc runs key on bulb test but it does not cycle the gages or have a theft light when trying to start in crank mode. Battery good tested all fuses and found that... |
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| 1995 Pontiac Grand Am SE 2.3L overheat VIN: 1G2NE55D4S This one is driving me crazy. I have had cooling system problems with this car for a couple years. when I replace a component I have to go through a long process of filling the system and having it overflow and overheat and after a while it will be ok. I read ... |
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| 2001 Pontiac Sunfire SE 2.2L MIL Lamp on VIN: 1G2JB12431 Hi guys, I'm having trouble with the evap system on this car, last week it came in with code P0440 we performed a smoke test and found that there wasn't any smoke coming out of the vent valve in the off position, tapped with a screwdriver heard it click and sm... Trouble codes: P0440 (EVAP Performance) |
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| 2001 Pontiac Bonneville SE 3.8L MIL Lamp on VIN: 1G2HX54K61 we have recently replaced leaking intake gaskets on this engine.after repair po401 egr came up,replaced map sensor,code came back after short drive,egr can be actuated and vehicle stumbles.all reading from two scan tools look normal. any response would be help... Trouble codes: P0401 |
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| 2003 Saturn Ion-2 2.2L Engine assm. VIN: 1G8AG52F23 I have to change the engine on this 2.2 Ion. My motor's manual says to remove it from the bottom with the trans. Just wondering if I can take it out the top without taking the trans out too and without carving up the car to get it out. I have done many old S s... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1997 Buick Park Avenue Ultra 3.8L No Start VIN: 1G4CU5217V Thanks for the help. Lots of replies saying there are aftermarket tanks available, found Dorman and Heatex the most likely source. Used tanks were available, but did not like that idea due to the labor involved to r&i these tanks. Customer opted to get rid of ... |
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| 2003 Cadillac DeVille DTS 4.6L Suspension VIN: 1G6KF57953 thanks to all that replied i replaced all four tires with Michelin's and a rim that was borderline the vibration is 90% gone that's it for know thanks again Jeff |
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| 1992 Chevrolet S10 Blazer 4.3L No Start VIN: 1GNCT18WXN What I finally ended up doing on this S10 was pulling on the plastic injector lines with a pair of pliers that had a concave area at the tip and a piece of rubber hose rapped around the plastic fuel line near the nozzles. The nozzles pulled out of the holders,... |
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| 2000 Chevrolet Blazer LS 4.3L Hesitation, Misfire VIN: 1GNCT18W6Y Apologies to all for closing this request late. The customer decided to take it to another shop and I was hoping to hear about a fix and forgot to close it out. I did replace the cap and rotor as many had suggested, but that didn’t help. I know the fuel inj... Trouble codes: P0300 (Random missfire). |
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| 2003 Chevrolet Silverado 2500 HD 6.6L Tourque converter VIN: 1GCHK23173 I will be installing a new pump in this truck seems like the only logical thing left whenever i can get it back here to take care of ill try to let you all know howw it worked out. Thanks for all your replies. |
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| 2003 Chevrolet Tahoe LT 5.3L top end VIN: 3GKEC16T73 Thanks for the help on this. A few said oil pump pickup o-ring or tube bad, this was all checked when oil pump was replaced. Also a few said spun cam bearings or lifter rollers damaged. Due the labor involved in tear down & having to remove heads, the best & m... |
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| 2003 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC52F73 Thanks to all who replied. I regretfully admit we overlooked a very simple problem with this car. Because the light came on so soon after we finished the vehicle and we had performed a flow test to verify our repair and it passed, we jumped to conclusions by... |
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| 2004 Chevrolet Venture LS 3.4L cooling fan VIN: 1GBDX23EX4 thanks to every one that offered there help, trouble was a loose pin contact at the ecm for ground circuit to cooling fans, thanks again to iatn a great tool to have in your box . |
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| 2004 Chevrolet Suburban 1500 LT 5.3L trans VIN: 3GNFK16ZX4 Due to the overwhelming number of replies and the consistancy in the responses, I'm going to call this one fixed. My lack of Trans skills showed up big on this one. Thanks again to everyone, I appreciate your time and knowledge, Andy. |
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| 2006 Chevrolet Silverado 3500 LT 6.6L 4x4 VIN: 1GBJK34D36 HI AGAIN SEEMS AS THOUGH THE RATS IN THE CUSTOMERS BARN HAD GOTTEN HUNGRY ENOUGH TO CHEW THROUGH THE WIRES FROM THE TRANSFER CASE SWITCH TO THE ACTUATOR. DONT KNOW WHY I WAS THINKING ABOUT A TRANSFER CASE CONTROL MODULE. SOMETIMES I START THINKING TECHNICA... |
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| 2004 GMC Sierra 2500 HD 6.6L tr switch VIN: 1GTHC24154 Cusomter has never returned for further diagnosis & inspection. also, technician has been abusing his priviledges, suspect someone has finished this job at home and will be disciplined. It appears there is a high failure rate on TR switches as well as a servi... |
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| 2003 Saturn L300 3.0L MIL Lamp on VIN: 1G8JW54R93 AFTER PERFORMING all the basic tests ie. scanning ,driving , vac gauge test , failed,results - approx 19 in at idle ,under load gauge goes to near 0 & VERY SLOW TO RETURN , indicates restricted exhaust , removed o2 sen to drive much more power, due to fact tha... Trouble codes: P0402 (exc egr flow), P0403 (egr sol. circuit problem), P0405 (egr sensor sig. short / low). |
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