GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Optra 🢒 HVAC 🢒 HVAC Systems - Automatic 🢒 Motor Control Table

Mode Setting

Mode Motor

--

Connector Terminal

Controller/Motor

Controller/Motor

Controller/Motor

Controller/Motor

Controller/Motor

B16/3

B17/2

B18/1

B19/7

B20/6

Vent

11-14 V

11-14 V

11-14 V

11-14 V

0 V

Bi-Level

11-14 V

11-14 V

11-14 V

0 V

11-14 V

Foot

11-14 V

11-14 V

0 V

11-14 V

11-14 V

Foot/Defrost

11-14 V

0 V

11-14 V

11-14 V

11-14 V

Defrost

0 V

11-14 V

11-14 V

11-14 V

11-14 V