There are 24 choices

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Air Bag
- (below Passenger Side seat)
Battery Management System
- (left hand quarter panel)
Body Control (BCM)
- (on firewall)
Communication
- telematics (OnStar opt UE1)
  - ID 84351182
  - ID 84431137
- wireless charger (opt K4C)
  - ID 13521066
  - ID 84162497
Cooling Fan
- (on shroud)
Driver Side Assist
- park assist
  - (below Passenger Side package deck)
- pre-crash system
  - (opt UGN, inner left hand quarter panel)
    - ID 84218070
    - ID 84559185
Fuel Pump
- (left hand by rear suspension, 3.6L)
Information-GPS-TV
- (package deck)
  - opt IO5
  - opt IO6 (navigation display)
Lamps
- (Passenger Side quarter panel)
  - HID (opt T4F)
Memory
- (below Driver Side seat)
Parking Brake
- (rear crossmember)
Seat
- (below passenger side front seat)
  - (heated, opt KA1)
Suspension
- (left hand quarter panel)
Temperature
- (Passenger Side under dash)
Theft-Locking
- (keyless entry)
  - (Passenger Side quarter panel)
Transfer Case
- (Passenger Side quarter panel)

Chassis Computer for 2018 Cadillac ATS

Fits: Driver Side Assist park assist below Passenger Side package deck (change)

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