W/ 7-Pin Clip In Position: Internal
8100 W/ Lock-Up Solenoid
4126 W/ Lock-Up Solenoid
Req. Software Ver. 5 build 100/Higher and ECU Firmware 5 build 110/Higher~Fits w/Late Type Transmission Connector w/Pin F
Browse our selection of quality automatic transmission wiring harness parts designed specifically for your Chevrolet Trailblazer. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
A · B · Base · LS · LT · LTZ · North Face · Q · R · SS
Sport Utility
L6 4.2L · V8 5.3L · V8 6.0L
Automatic
