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Home >> Chevrolet >> 2009 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 510 (HVAC System - Manual) >> Diagnostic Information and Procedures >> Scan Tool Output Controls

Scan Tool Output Controls

WARNING: This page is about a different car, the 2007 Saturn Sky. However, it is still accessible from the selected car via links, so may be relevant.
Engine Control Module (ECM)

Scan Tool Output Control Additional Menu Selection(s) Description
A/C Relay Output Controls The scan tool displays ON or OFF selections. This command allows you to turn the A/C relay On or Off for 5 seconds. When the A/C relay is commanded On, the A/C compressor clutch should be engaged.
Body Control Module (BCM)

Scan Tool Output Control Additional Menu Selection(s) Description
Afterblow Miscellaneous Test The scan tool displays ON and OFF selections. This command allows you to turn Afterblow On or Off. Afterblow is a feature that dries the evaporator core by operating the blower motor after the engine is turned off.