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Home >> Chevrolet >> 1969 >> Camaro SS >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic Temperature Control >> Adjustment >> Procedure

Automatic Temperature Control: Adjustment: Procedure

A quick check procedure is provided on a swing-out plastic instruction card attached to the back of the tester. Before performing this quick check, warm engine to operating temperature, then set dash control lever HI-FRONT position and Temperature Dial to 75°F. Use QUICK TEST PROCEDURE Chart to perform test:

NOTE: If water entry has occurred in the vacuum harness, system malfunction will be encountered when the vehicle is operated in ambient temperatures below freezing. Some blower operation will be encountered; however, improper outlet air temperature and/or mode will results The system, when checked in a warm building, will operate properly after the ice has melted.
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