There are 24 choices

• Air Bag
  • classic style (creased door skin)
    • (below left hand front seat)
      • Crew Cab
      • Excluding Crew Cab
  • new style (smooth door skin)
    • (below left hand front seat)
      • Crew Cab
      • Excluding Crew Cab
• Body Control (BCM)
  • classic style (creased door skin)
    • (under steering column)
      • Automatic Transmission
        • 4 speed (opt Manual Transmission1)
          • Crew Cab
          • Excluding Crew Cab
        • 6 speed (opt MW7)
          • Crew Cab
          • Excluding Crew Cab
      • Manual Transmission
        • Crew Cab
        • Excluding Crew Cab
  • new style (smooth door skin)
    • (under steering column)
• Communication
  • classic style (creased door skin)
    • (OnStar, opt UE1)
      • (Passenger Side dash)
  • new style (smooth door skin)
    • (OnStar, opt UE1)
      • (center dash, behind radio)
• Driver Side Assist
  • (new style, smooth door skin)
    • (park assist)
      • (below Passenger Side front seat)
• Memory
  • classic style (creased door skin)
    • (under Driver Side seat)
  • new style (smooth door skin)
    • (under Driver Side seat)
      • ID 20870474
      • ID 25855630
      • ID 25857034
      • ID 25909442
      • ID 25926511
• Towing Control
  • (left hand rear frame)
• Transfer Case
  • classic style (creased door skin)
    • (left hand dash)
  • new style (smooth door skin)
    • (left hand dash)
• Transmission
  • (left hand fan shroud)
    • (Automatic Transmission, 6 speed, opt MW7)