TrailBlazer 2WD L6-4.2L VIN S (2003)
1. Install the processor bracket to the rear seat studs.
2. Install the nut to the rear seat back stud.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the nut to 45 N.m (33 lb ft).
3. Position the upper bracket to the processor bracket.
4. Slide the upper bracket outboard until all the retaining tabs are seated to the processor bracket.
5. Install the communication interface module.
6. Install the right rear seat cushion.