× 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
2005 Chevrolet Trailblazer LS 4.2L Delayed shift
Posted to GM Transmission on 9/5/2018 12 Replies

Customer says he was accelerating while on the freeway and the truck downshifted with a bang and the RPM's went up. Now when driving the transmission will not upshift until you let off the throttle, as soon as you let up on the accelerator it will shift an...

12 Replies Received (View Replies)

  Related Documents & Media  2005 Chevrolet Trailblazer LS

 
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Trailblazer LS

VIN 1GNDT13S35
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedDelayed Shift
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Trailblazer LS

VIN 1GNDT13S35
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedDelayed Shift