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Professional Automotive Repair Technical Discussions for April 10, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2004 Cadillac SRX 4.6L Surge, Stall, MIL Lamp on VIN: 1GYDE63A64 Hey guys, the vehicle first came in for a check engine light then the vehicle chuggs and eventually will stall, sometimes goes into reduced engine power mode. The vehicle had various codes for the throttle body which I found a tsb for which led me to change th... Trouble codes: P0013 (exhaust camshaft position actuator solenoid control circuit bank 1 passed), P2119, P0122, P0223, P2135, P2176 |
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| 1994 Chevrolet P30 7.4L Fluid VIN: 1GBKP37N8R Try putting fluid in resevoir n belches back as power steering begins to work.cut engine off n fluid comes back out thru lid,has hyro boost system for brakes n steering.pump is working cause as it runs low on fluid begins to growl.may pull a;; lines off n insp... |
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| 1995 Chevrolet G30 Chevy Van 4.3L in limp mode VIN: 1GCFG35Z2S Customer stated the vehicle will not shift and stays in limp mode. The vehicle has codes,59 fluid temp high,67 torque convertor quad driver 2 solenoid,82 shift solenoid A, 81 shift solenoid B. I tested the power going into the transmission on the orange wire a... |
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| 1995 Chevrolet Tahoe LS 5.7L Poor Idle Quality, Hesitation, Surge VIN: 1GNEK13K2S I recieved this vehicle it runs poorly idle surges has hesitation at lower rpms. If alternator is disconnected vehicle runs great and idles smooth. I have checked all grounds. charging system tests good. I have spent. Any help would be greatly appreciated |
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| 1998 Chevrolet Corvette 5.7L no reverse,2nd,4th gears VIN: 1G1YY32G4W the car came in running fine. I did a complete paint job, repaired LH window motor, AC blower motor, idler pullys and belts, etc. When I was finished and ready to deliver the car, I got the dreaded "service steering lock" warning on the ICP. while fixing fix t... |
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| 2000 Chevrolet Express 3500 LS 5.7L abs module VIN: 1GBJG31RXY no u codes set, light is on all the time pcm will set u1014 when ebcm is unplugged i can clear it and recheck no u code until ebcm is unplugged this box van was not equipped with air bag so there is one less module on the data line my question is i am trying t... |
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| 2000 Chevrolet C3500 7.4L Poor Idle Quality, Misfire VIN: 1GBKC34J0Y Vehicle came in rough idle. No CEL on. Sold tune up (76k miles) due to good fuel pressure.still running rough. Checked Regulator snap throttle, pressure increase and i pulled vacuum on it and it held. installed new EGR valve bc the original did not respond to ... |
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| 2007 Chevrolet Tahoe LTZ 5.3L MIL Lamp on VIN: 1GNFK13067 Got a real head banger here. This Tahoe came in with a blown engine. The push rods were all bent and the camshaft was broken. We installed a Goodwrench engine. After the install the speedo would read 20 MPH sitting still unless the shifter was in drive or low ... Trouble codes: P2135 (TPS Correlation), P0325 (Knock Sensor Circuit Bank 1), P0330 (Knock Sensor Circuit Bank 2) |
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| 1998 GMC Jimmy Envoy 4.3L engine VIN: 1GKDT13W1W Hi, we have this little jimmy with what sounds like a collapsed lifter, a loud lifter type noise from passenger side of engine. Customer just had the intake gasket replaced for a extenal coolant leak about 800 k ago. we assumed it also was leaking internally a... |
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| 2001 Saturn LW300 3.0L Mechanical VIN: 1G8JW82R01 Help! This car goes full rich and i cannot seem to find it. fuel trims are reading -30 both banks with o2 sensors upstream stuck between .970-.950 and downstream reading 450 mv.I have checked timing belt for jumped tooth,fuel pressure,vacuum tested,and backpre... |
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| 2001 Saturn L300 3.0L No Start, Hesitation, Stall VIN: 1G8JW52R41 thanks in advance for all that help car will start and run good 1st time in morning but has a hesitation shut car off and wont restart for about 5 or 6 tries then will start up run rough then clear up we put a new throttle body on it and maf sensor did the rel... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2002 Cadillac Seville STS 4.6L Ride Control VIN: 1G6KY54992 Thanks to everyone for the suggestions. First; we did do quite a bit of research prior to replacing the electronic suspension. No one actually lists a replacement kit for a MagnaRide suspension. I spoke to Arnott Inc. and they verified that they could not supp... |
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| 1984 Chevrolet Corvette 5.7L Poor Idle Quality VIN: 1G1AY0785E Thanks to all who replied, especially to Jeff from Washington, used the Chrysler fuel filter with the return, works very good. Used a stock 4 bl intake and a Holley 600 CFM. |
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| 1989 Chevrolet Corvette 5.7L speedo tach VIN: 1G1YY2186K I`M DOING WHAT MY ATN MEMBERS HAVE INFORMED ME WITH N SPEEDO IS ON WAY TO SPEEDO SHOP.ITS MY SONS CAR N WILL HAVE TO WAIT N LINE TILL I HEAR FROM REPAIR SHOP..THANKS TO ALL |
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| 2007 Chevrolet Suburban 2500 LT 6.0L abs VIN: 3GNGK26K27 Has been a tough one and did not get any helpful replies. When monitoring VSS when ABS light would come on the signal was good and steady. This would usually happen with rapid turns. When monitoring the signal at the EBCM from the PCM when the problem happened... |
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| 2001 Saturn SL 1.9L Poor Idle Quality, Stall, Poor Fuel Economy VIN: 1G8ZF52871 Thanks for the replies. I ended up changing the O2 sensor and the temp sensor and the vehicle seem to run a whole lot better. The scanner showed better O2 switching and the temp seemed good. Still not sure what was going on with the dash issue because it didn'... Trouble codes: P0133 (O2 lazy), P1133 (no O2 switching), P1599 (eng stall), P1626 (pcm to bcm loss comm), U1064 (lost bcm comm), U1301 (class 2 data link high). |
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| 2007 Saturn Aura XR 3.6L all lights VIN: 1G8ZV57787 The car ended up having a bad alternator. When I would unplug it the flickering went away. thanks to everyone that repiled to my request. The car is working and the customer is happy. |
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