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Professional Automotive Repair Technical Discussions for February 22, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1995 Buick LeSabre Limited 3.8L Hvac VIN: 1G4HR52L4S Everything works but no airflow from vents,ac is not charged.changed parts from another car that works.what else controls system.has dual climate control.thanks for your help |
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| 2007 Buick Lucerne CXL 3.8L No Start, Stall VIN: 1G4HD57217 Hello techs, I have an interesting one here. This Buick dies intermittently with no crank for a few minutes, then the starter solenoid will click when you try to start it. Then it will crank but no spark or injector pulse and eventually it will start and run f... |
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| 1998 Chevrolet Tahoe LS 5.7L Egr, Evap, CAT monitors VIN: 1GNEC13R1W Need help to confirm EGR monitor enable criteria. Will confirm TPS again and disconnect brake light switch and drive on dyno tomorrow. Truck runs fine. No codes. Will not run the three monitors for some unknown reason. |
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| 2004 Chevrolet Classic LS 2.2L No Start VIN: 1G1ND52F14 Greetings IATN members. This car occasionally will crank but not start. It's been towed here twice and both times it cranked and ran when it reached the shop. The last time it was towed I sent a tech out with the tow truck driver and he found that it cranked w... Trouble codes: B2960 (Security system cylinder data incorrect) |
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| 2005 Chevrolet Astro 4.3L MIL Lamp on VIN: 1GCDM19XX5 Cant figure this one out. Have .45 with minimal movement. Pinned the ECM at the Purple/white and had .64, so I decided to cut the purple/white out at ECM and at sensor harness and run a jumper wire and the voltage moved around but was low in the .1-.3V but whe... Trouble codes: P0140 |
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| 2005 Chevrolet Tahoe LS 5.3L code C0327 VIN: 1GNEK13TX5 Need some help with this on guys. This tahoe sets a code C0327 interm. May be fine for a few days and then service 4wd message wil show up and code C0327 set. We have serviced tons of these and I have only replaced 1 encoder motor, and a ton of switches on the... |
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| 2007 GMC Acadia SLT 3.6L interm no shift VIN: 1GKER33777 Need some help with this one guys. Vehicle came in with check engine light on. Customer said it jerked and then would not shift. Cut car off and restarted and it was fine for a week. Codes PO716 and PO717 set. Input speed sensor error. Replace sensor and clear... |
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| 1999 Pontiac Montana 3.4L Driver Information Center VIN: 1GMDU03E6X have changed the driver information by a used one that displays compass and fuel economy by a used one. The new one is power on, displays some thing by don't show any information. It seems to need a reflash or programation or something... Mitchel and identifix... |
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| 2003 Saturn Ion-1 2.2L abs VIN: 1G8AG52F83 This saturn is becoming a nightmare ! The car came in for a service message that said service vehicle power steering. also had an intermitant no start. The 2 big fuses were blown and we replaced the steering motor. well long story short we found several differ... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1997 Buick Riviera 3.8L Stall VIN: 1G4GD2216V WELL AT THIS TIME THE CUSTOMER HAS DECIDED TO TAKE THE CAR, IT HAPPENS TO RANDOMLY TO DIAGNOSE, WE HAD THE CAR FOR SIX DAYS AND FOUND NO BROBLEMS, WE NEVER EVEN EXPERIENCED THE ISSUE, AFTER 342 MILES. I AM NOT ONE TO JUST START REPLACING PARTS SINSE WE DO NOT ... |
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| 2006 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57Y46 Thank you for all the input. To clear up a few things, the replacement cat was a Walker Ultra Ex converter. This is a federal emissions car, NOT a California emissions car. I've been told and found myself that California cars do not tolerate aftermarket cats. ... Trouble codes: P0420 (Catalyst Efficiency Below Threshold Bank 1). |
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| 2002 Oldsmobile Bravada 4.2L lower vent VIN: 1GHDT13S72 Thanks to those who replied. Its greatly appreciated. The problem with the vehicle was at fault of GM... Yep, gave them the exact part I needed and they delieved the wrong actuator 3 times. It wasn't until I compared part numbers to Napa that i found the issue... |
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| 2003 Saturn Vue 3.0L left wander VIN: 5GZCZ63B23 After setting steering angle sensor the vehicle stilled drifted left. I took vehicle down the road, centered steering wheel and then shut off vehicle. Vehicle still drifted left. With nothing else to lose, we dismounted the tires and flipped them inside out. T... |
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