There are 7 choices

Choose One

SIERRA 3500 PICKUP
- automatic temperature control (opt CJ2)
  - rear defrost (opt C49)
  - Without rear defrost
- manual control (opt C67)
  - rear defrost (opt C49)
  - Without rear defrost
    - heated mirror switch
    - Without heated mirror switch
SIERRA DENALI 3500
- rear defrost (opt C49)
- Without rear defrost

Heater and A/C controls for 2012 GMC Sierra 3500 HD

Attention!

There are 7 choices for the 2012 GMC Sierra 3500 HD Heater and A/C controls !!!
Choose Your Option

SIERRA 3500 PICKUP automatic temperature control (opt CJ2) rear defrost (opt C49)
SIERRA 3500 PICKUP automatic temperature control (opt CJ2) Without rear defrost
SIERRA 3500 PICKUP manual control (opt C67) rear defrost (opt C49)
SIERRA 3500 PICKUP manual control (opt C67) Without rear defrost heated mirror switch
SIERRA 3500 PICKUP manual control (opt C67) Without rear defrost Without heated mirror switch
SIERRA DENALI 3500 rear defrost (opt C49)
SIERRA DENALI 3500 Without rear defrost

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