× 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
2004 Chevrolet Trailblazer LS 4.2L Reduced Power Light
Posted to GM Driveability on 5/5/2008 9 Replies

This trail blazer has a "reduced engine power" light on, and very limited accelerator function, I can only accelerate to 30 MPH. A code P1680 is also set, Alldata flow chart says to replace the PCM, no tests, just replace and program. I am not sure what the "d...

9 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Trailblazer LS

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Trailblazer LS

VIN 1GNDT13S94
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsReduced Power Light
OccursAlways

Trouble Codes

P1680Throttle Actuator Control System APP Sensor Malfunction
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Trailblazer LS

VIN 1GNDT13S94
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsReduced Power Light
OccursAlways

Trouble Codes

P1680Throttle Actuator Control System APP Sensor Malfunction