× 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 March 17, 2015
International Automotive Technicians' Network (iATN) - Members Only
Next
(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 Chevrolet Silverado 2500 6.0L Slow starting VIN: 1GCHK29U53
Truck will not do it every time,runs good no codes,will always start just cranks longer at times,seems to do it more often in warmer temps,teck two shows evverything is ok
View
2003 Chevrolet Tahoe LT 5.3L Evap[ fail VIN: 1GNEK13Z33
Ok guys, Just need a second opinion. If I am seeing vacuum in the tank and the purge and vent are working fine, commanded and responding per spec. I am suspecting faulty Fuel tank pressure sensor?? Any help is appreciated. Thanks!
View
2007 Chevrolet Silverado 1500 Classic LS 4.3L engine VIN: 1GCEC19X77
Ok, feel like an idiot here, guys, but Ive got to be missing something. Installed a new jasper engine in this truck, and it refuses to start. Timing is set, timing light verifies #1 plug sparking at 0 degrees TDC, by the upper timing mark. It seems to be getti...
View
2011 Chevrolet Silverado 2500 HD LT 6.0L Pulles to right VIN: 1GC2KXCG1B
Customer had at dealer, they could not find anything wrong or out of alignment. We swapped front tires side to side, checked alignment, did minor caster adjustment. Road test still pulling to right. Not sure if more caster or less caster would help for road cr...
View
1995 GMC K2500 Suburban SLE 7.4L Poor Idle Quality, Surge, Cuts out, Stall, Misfire, VIN: 1GKGK26N6S
Hello to all and thanks for any help in advance! What we have here is a very strange situation. The vehicle when started cold will run like crap... spits, coughs, sputters, wont idle. No check engine lamp, no codes stored. If you can keep the engine running lo...
View

Fixes & Summaries for GM
Fix/Summary Answers
2005 Chevrolet Express 1500 LS 4.3L tcc VIN: 1GCFG15X45
Thank you all who offered input. Seeing as the customer is not a "lets try this and hopefully it fixes it" kind of customer, I was not willing to replace the TCC solenoid and PWM TCC solenoid, with the possibility that the bores in the valve body are worn due ...
9
2002 GMC Sierra 2500 HD SL 8.1L MIL Lamp on VIN: 1GTHK23GX2
EGR PORTS BLOCKED IN INTAKE MANIFOLD. CLEAN AND RETEST. BEEN 1 WEEK AND TRUCK HAS NOT COME BACK. Trouble codes: P0401.
5
2008 Saturn Astra XR 1.8L MIL Lamp on VIN: W08AT27158
All testing and inspection leads to a bad MAF again going to put on a OEM MAF upon customer approval due to price difference between new and remanded. Trouble codes: P1101 (Intake air flow system performance).
6
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next