Simplified Harness Trailblazer 4.2 02-05

$475.00

Mail your ECM and wiring to have them customized and tuned. Include a note with your name in the box. Please provide your throttle pedal wiring with your harness. If not, you will need to connect it.

Models Covered

  • 02-05 Trailblazer 4.2

  • 02-05 Envoy 4.2

  • 04-05 Rainier

Mail your ECM and wiring to have them customized and tuned. Include a note with your name in the box. Please provide your throttle pedal wiring with your harness. If not, you will need to connect it.

Models Covered

  • 02-05 Trailblazer 4.2

  • 02-05 Envoy 4.2

  • 04-05 Rainier