TrailBlazer 2WD L6-4.2L VIN S (2003)
9. Install the 3 bolts (1) that retain the junction block to the block base.
Tighten
Tighten the 3 bolts to 3.5 N.m (31 lb in).
10. Install the BCM to the rear electrical center.
11. Install the battery feed terminal nut (2) to the junction block.
Tighten
Tighten the battery feed terminal nut to 10 N.m (88 lb in).
12. Install the rear electrical center cover.
13. If replacing the rear electrical center on a Chevrolet TrailBlazer, GMC Envoy or Oldsmobile Bravada, position the left second row seat to a
passenger position.
14. If replacing the rear electrical center on a Chevrolet TrailBlazer EXT or GMC Envoy XL, install the left second row seat.
15. Connect the battery negative cable.
