GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 TrailBlazer - 2WD 🢒 Body and Accessories 🢒 Entertainment 🢒 Scan Tool Data List
Table 1: Audio Amplifier
Table 2: Radio
Table 3: Rear Seat Audio (RSA) Controller

Audio Amplifier

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

Balance

Data

Value

-50 to +50

Bass

Data

Percent

0-100%

Battery Voltage

Data

Volts

0-18V

Chime Volume

Data

Percent

0-100%

Fade

Data

Value

-50 to +50

Ignition Since Current DTC

Data

Cycles

0-225

Treble

Data

Percent

0-100%

Volume

Data

Percent

0-100%

Radio

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

8 Digit GM Part Number

Module Information 2

numeric

varies

Balance

Data

Value

-50 to +50

Bass

Data

Percent

0-100%

Battery Voltage

Data

Volts

0-18V

Cal. Module 1 Part No

Module Information 1

numeric

varies

Cal. Module 1 Suffix

Module Information 1

alphanumeric

varies

Fade

Data

Value

-50 to +50

Ignition Since Current DTC

Data

Cycles

0-225

Midrange

Data

Percent

0-100%

Operational S/W Part No

Module Information 1

numeric

varies

Operational S/W Suffix

Module Information 1

alphanumeric

varies

Signal Strength

Data

dB

0-225

Treble

Data

Percent

0-100%

Volume

Data

Percent

0-100%

Rear Seat Audio (RSA) Controller

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition in RUN, Radio ON

Battery Voltage

Data

Volts

0-18V

Ignition Since Current DTC

Data

Cycles

0- 225