GM Service Manual Online
For 1990-2009 cars only

Scan Tool Output Control

Additional Menu Selection(s)

Description

1st

PRNDL Display

The IPC illuminates the 1st gear position (1) on the IPC when you select On. The 1st gear position should illuminate until commanded Off.

2nd

PRNDL Display

The IPC illuminates the 2nd gear position (2) on the IPC when you select On. The 2nd gear position should illuminate until commanded Off.

3rd

PRNDL Display

The IPC illuminates the 3rd gear position (3) on the IPC when you select On. The 3rd gear position should illuminate until commanded Off.

4WD Indicator (if equipped)

Lamp Test

The IPC illuminates 4WD when you select On

ABS Lamp

Lamp Test

The IPC illuminates the ABS symbol when you select On

Brake Lamp

Lamp Test

The IPC illuminates the brake symbol when you select On

Cargo Lamp On Indicator

Lamp Test

The IPC illuminates CARGO LAMP ON when you select On

Change Oil Lamp

Lamp Test

The IPC illuminates CHANGE ENGINE OIL when you select On

Check Eng Oil Level Indicator

Lamp Test

The IPC illuminates CHECK ENGINE OIL LEVEL when you select On

Coolant Gage Sweep Test

IPC Gages

The IPC drives the coolant gage at or above 125°C (260°F) when you select Up. The IPC drives the coolant gage at or below 60°C (140°F) when you select Down.

Cruise Control

Lamp Test

The IPC illuminates CRUISE when you select On

Drive

PRNDL Display

The IPC illuminates the drive position (D) on the IPC when you select On. The drive position should illuminate until commanded Off.

Engine Hot Lamp

Lamp Test

The IPC illuminates ENGINE OVERHEATED when you select On

Fuel Gage Sweep Test

IPC Gages

The IPC drives the fuel gage at or above full when you select Up. The IPC drives the fuel gage at or below empty when you select Down.

High Beam Lamp

Lamp Test

The IPC illuminates the high beam symbol when you select On

Low Coolant

Lamp Test

The IPC illuminates LOW COOLANT when you select On

Low Fuel

Lamp Test

The IPC illuminates LOW FUEL when you select On

Low Washer Fluid

Lamp Test

The IPC illuminates LOW WASHER FLUID when you select On

Neutral

PRNDL Display

The IPC illuminates the neutral position (N) on the IPC when you select On. The neutral position should illuminate until commanded Off.

Oil Pressure Lamp

Lamp Test

The IPC illuminates CHECK ENGINE OIL PRESSURE when you select On

Park

PRNDL Display

The IPC illuminates the park position (P) on the IPC when you select On. The park position should illuminate until commanded Off.

Reduced Engine Power

Lamp Test

The IPC illuminates REDUCED ENGINE POWER when you select On

Reverse

PRNDL Display

The IPC illuminates the reverse position (R) on the IPC when you select On. The reverse position should illuminate until commanded Off.

Seat Belt Lamp

Lamp Test

The IPC illuminates the fasten safety belt symbol when you select On

Security Lamp

Lamp Test

The IPC illuminates SECURITY when you select On

Service Throttle Soon

Lamp Test

The IPC illuminates SERVICE THROTTLE SOON when you select On

Speed Gage Sweep Test

IPC Gages

The IPC drives the speedometer at or above 80 km/h (50 mph) The IPC drives the speedometer at or below 0 km/h (0 mph) when you select Down.

Tach Gage Sweep Test

IPC Gages

The IPC drives the tachometer to approximately 3,000 RPM when you select Up. The IPC drives the tachometer at or below 0 RPM when you select Down.

Tow/Haul

Lamp Test

The IPC illuminates TOW/HAUL when you select On

Trans Fluid Hot

Lamp Test

The IPC illuminates TRANS FLUID HOT when you select On

Upshift Lamp

Lamp Test

The IPC illuminates UPSHIFT when you select On

Volts Lamp

Lamp Test

The IPC illuminates the charge indicator when you select On