GM Service Manual Online
For 1990-2009 cars only
Table 1: Navigation Radio Scan Tool Data Parameters
Table 2: Navigation Radio Scan Tool Output Controls

Navigation Radio Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Engine ON

Auto. Volume Control Status

--

Inactive

The scan tool displays Active or Inactive. This is the state of the automatic volume control.

Band Status

--

Varies

The scan tool displays AM, FM1, FM2, Weather or Long Wave.

Clock Status

--

Varies

The scan tool displays 12Hr or 24Hr.

DSP Status

--

Off

The scan tool displays Off, Talk, Driver Seat, Ambience or Spacious.

Ign. Cycles Since last DTC

--

Varies

This displays a numeric value. This is the number of ignition cycles since the last diagnostic trouble code (DTC) was set.

Language

--

English

The scan tool displays English, French, German, Italian, Spanish, Undefined or Japanese.

Long Wave Status

--

Varies

The scan tool displays Present or Not Present.

New VIN Counter

--

Numeric

This displays a numeric value.

Personalization Status

--

Varies

The scan tool displays Driver 1, Driver 2 or Unknown.

Point of Sale

--

Inactive

The scan tool displays US, Canada, Europe, Japan, Gulf, Sweden, Norway, Finland, Switz., Mexico, Pacific or U.K.

Preset Status

--

Varies

The scan tool displays Home or Away.

Radio Signal Strength

--

Varies

This displays dB. This is the strength of the radio signal measured in decibels.

Region

--

US

The scan tool displays US, Asia, Australia, Europe or Saudi.

Source Status

--

Varies

The scan tool displays Radio Off, Tuner, TV, CD, CDX or Phone.

Theft Lock Status

--

Inactive

The scan tool displays Active or Inactive. This is the state of the theft lock.

TV Signal Strength

--

Varies

This displays dB. This is the strength of the television signal measure in decibels.

Navigation Radio Scan Tool Output Controls

Output Control

Description

VIN Relearn

This output control is used to program the VIN into the radio.