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TRAILBLAZER
- Air Bag
  - (below console)
    - seat air bags (opt AJ7)
    - Without seat air bags
- Body Control (BCM)
  - front (fuse box side)
    - security system (opt BAE)
    - Without security system
  - rear (inner Lftbk)
- Communication
  - (OnStar, opt UE1)
- Seat
  - heat control (opt KA1)
    - power adjustable pedals (opt JF4)
    - Without power adjustable pedals
  - Without heat control
    - power adjustable pedals (opt JF4)
    - Without power adjustable pedals
- Transfer Case
  - (left hand side of dash behind light switch)
TRAILBLAZER EXT
- Air Bag
  - (below console)
    - seat air bags (opt AJ7)
    - Without seat air bags
- Body Control (BCM)
  - front (fuse box side)
    - security system (opt BAE)
    - Without security system
  - rear (inner Lftbk)
- Communication
  - (OnStar, opt UE1)
- Seat
  - heat control (opt KA1)
    - power adjustable pedals (opt JF4)
    - Without power adjustable pedals
  - Without heat control
    - power adjustable pedals (opt JF4)
    - Without power adjustable pedals
- Transfer Case
  - (left hand side of dash behind light switch)

Chassis Computer for 2004 Chevrolet Trailblazer

Fits: TRAILBLAZER EXT Seat heat control opt KA1 power adjustable pedals opt JF4 (change)

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