× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 10, 2014
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for GM
Help Request Answers
2003 Buick LeSabre Limited 3.8L Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G4HR54K53
Hey gentlemen sorry for the long post this buick is kicking my butt. And thanks in advance for the help but i have this lesabre with a 3.8l. Start it in the morning runs good take on a test drive and when it gets warm under light accel, the vehicle will buck l... Trouble codes: P0102
1999 Chevrolet Express 3500 6.5L Stall VIN: 1GCHG39F0X
customer brought van in complaining of stall on deceleration asked us to change fuel filter. Now the van cranks and runs for about 3 min sometimes less. Is it possible the injection driver has failed again this quickly. I am not a diesel mechanic by any means ...
2003 Chevrolet Monte Carlo LS 3.4L boggs down VIN: 2G1WW12EX3
vehicle boggs down like plugged cat we changed also runs better with egr unplugged we changed egr valve
2007 Chevrolet Suburban 1500 LTZ 5.3L airbag light VIN: 1GNFK16327
hi gm tech i need help on how to test slow speed data line . ihave no communicatin slow speed line on all modules related to .have no problem high speed ecm trans abs body . i need so insite on voltages . i have pulled sp200 connector and sp300 + sp201 removed...
2008 Chevrolet Silverado 2500 HD WT 6.0L ride VIN: 1GCHC29K58
Thanks for your time. I hope some chevy guys have some ideas on this one. This is a company truck in good condition. It came in for 2 front tires about 2 months ago. Fast forward to 3 weeks ago it came in for 2 rear tires & an alignment. He brought it back tod...
2011 Chevrolet Cruze LT 1.4L Ignition Lock VIN: 1G1PF5S97B
Replaced brake pedal positioning sensor. Cannot get key to go back to lock position. I'm getting voltage to the ignition lock cylinder control solenoid actuator and when you take a test light to ground and back probe the other wire at the connector the solenoi...
2001 GMC W3500 Forward W3S042 5.7L headlights VIN: 4KDB4B1RX1
Hi,having trouble locating the headlight relay on this one.there was a short circuit in headlight wiring. I found the fault and corrected that but haven't been able to locate main fuse or relay as I have no information for this truck. Is there a hidden fuse bl...
2006 Pontiac G6 2.4L sidecover VIN: 1G2ZF55B56
Vehicle was in accident, side cover [ driver side axle goes through this cover ], is cracked. Is it necessary to remove transmission from vehicle? We are not a transmission shop but this job looks straight forward.Looks like pull drive shaft and perhaps lower ...
2003 Saturn Vue 2.2L transaxle VIN: 5GZCZ43D43
installed used trans when cold grabs gears fwd and rev. when warm slips loud sounds like pump pushing air went through mitchell guidelines to check fluid levels repeated them 3 times to ensure proper, installed new cooler lines for possible check valve stickin...

Fixes & Summaries for GM
Fix/Summary Answers
2007 Buick Lucerne CX 3.8L Starting VIN: 1G4HP57227
Automatic Leveling module was bypassed then I was able to communicate with some modules but BCM was Hot replaced both reprogrammed and started up thanks To all Scott
2006 Chevrolet Cobalt LS 2.2L No Start VIN: 1G1AK55F26
this one is fix thanks to you guys this car had a steering module that was dead & that module carries the 120ohm resistor & not the bcm like I thought Mitchell did not show this module at all well I unplug & bypass that module, reprogram used pcm relearn th...
2007 Chevrolet Impala SS 5.3L No Start, Cuts out VIN: 2G1WD58C47
Thanks everyone for your replies. Bill from Florida was right there was only 1 pink wire 493 was running from ECM IGN fuse to ecm we cannot duplicate the problem but we run the wire from fuse block to ECM. I thought it fixed the problem we take the car for te...
2005 GMC Sierra 3500 SLT 6.6L Compressor VIN: 1GTJK33275
Thanks for all the help guys! The fix was indeed the fan clutch. Looking and feeling the clutch , it seemed to be working plenty good. It would suck a shop towel up to the condenser and hold it there no problem but we rolled the dice and replaced it with a goo...
2009 GMC Sierra 1500 SLE 5.3L No Start, MIL Lamp on VIN: 1GTEK29079
I checked the voltage at the battery, alt, and at the fuel pump module. The batt, alt, and module are alt right at 14.0. The 5v ref is right at 5.0v. I measured resistance, to ground, voltage drop to ground, etc. Everything seems to be ok. I can cannot find an... Trouble codes: P0193 (fuel rail pres sens A circ high), P0641 (sensor ref volt A open), P06A6, P069E.
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next