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SIERRA 1500 PICKUP
- automatic temperature control (opt CJ2)
  - heated seats (opt KA1)
    - heated and ventilated (opt KQV)
      - dual zone
      - single zone
    - heated only seat
      - ID 84692239
      - ID 84963888
  - non-heated seat
    - dual zone
    - single zone
- manual temperature control (opt C67)
  - heated seats (opt KA1)
    - ID 84692231
    - ID 84963896
    - ID 86820197
  - non-heated seat
    - rear defrost (opt C49)
    - Without rear defrost
      - ID 84499500
      - ID 84499501
SIERRA DENALI 1500
- (automatic temperature control, opt CJ2)
  - heated seats (opt KA1)
    - heated and ventilated (opt KQV)
      - dual zone
      - single zone
    - heated only seat
      - ID 84692239
      - ID 84963888
  - non-heated seat
    - dual zone
    - single zone

Heater and A/C controls for 2021 GMC Sierra 1500 HD

Fits: SIERRA 1500 PICKUP manual temperature control opt C67 heated seats opt KA1 ID 84963896 (change)

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