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AUTOMATIC HVAC DESCRIPTION AND OPERATION
The air temperature and the air delivery description and operation are
divided into eight areas:
HVAC Control Components
Air Speed
Air Delivery
Heating and A/C Operation
Recirculation Operation
Automatic Operation
Engine Coolant and A/C System Refrig
SCHEMATIC AND WIRING DIAGRAMS
SHIFT LOCK CONTROL WIRING SCHEMATICS
Shift Lock Control
DIAGNOSTIC INFORMATION AND PROCEDURES
DTC B270A
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Diagnostic System
Check - Vehicle
Review the description