GM Service Manual Online
For 1990-2009 cars only
Table 1: Electronic Brake Control Module (EBCM)
Table 2: Body Control Module (BCM)

Electronic Brake Control Module (EBCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON, Engine OFF, Brake Fluid Level Normal, and Park Brake Released.

Brake Fluid Level

Data

OK/Low

OK

DRP Active

Data

Yes/No

No

DRP Disabled

Data

Yes/No

No

Body Control Module (BCM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Key ON, Engine OFF, Transmission in Park

Park Brake Switch

Inputs

Applied/Released

Released