GM Service Manual Online
For 1990-2009 cars only
Table 1: Indicators
Table 2: Message Center

Indicators

Symbol

Description


Object Number: 676444  Size: GT

ABS: Refer to ABS Description and Operation in Antilock Brake System


Object Number: 676442  Size: GT

Air Bag: Refer to SIR System Description and Operation in SIR


Object Number: 676487  Size: GT

(Export)

BRAKE

BRAKE: Refer to Brake Warning System Description and Operation in Hydraulic Brakes


Object Number: 676451  Size: GT

Charge: Refer to Charging System Description and Operation in Engine Electrical


Object Number: 676441  Size: GT

Fasten Seat Belt: Refer to Seat Belt System Description and Operation in Seat Belts


Object Number: 676457  Size: GT

High Beam: Refer to Exterior Lighting Systems Description and Operation in Lighting Systems


Object Number: 676468  Size: GT

Low Oil Pressure: Refer to Indicator/Warning Message Description and Operation


Object Number: 676454  Size: GT

MIL: Refer to Engine Control Module Description in Engine Controls


Object Number: 676471  Size: GT

Security: Refer to Theft Systems Description and Operation in Theft Deterrent


Object Number: 676455  Size: GT

Turn Signals: Refer to Exterior Lighting Systems Description and Operation in Lighting Systems


Object Number: 676473  Size: GT

Upshift Indicator: Refer to Indicator/Warning Message Description and Operation

Message Center

Symbol

Description

CHG. OIL

Change Engine Oil: Refer to Indicator/Warning Message Description and Operation

CHK GAGE

Check Gages: Refer to Indicator/Warning Message Description and Operation

COOLANT

Coolant Level Low: : Refer to Cooling System Description and Operation in Engine Cooling

CRUISE

Cruise: Refer to Cruise Control Description and Operation in Cruise Control

ERROR

Error: Refer to Data Link Communications Description and Operation in Data Link Communications

LOW FUEL

Low Fuel Level: Refer to Indicator/Warning Message Description and Operation

LOW TRAC

Low Traction: Refer to ABS Description and Operation in Antilock Brake System

OIL LIFE

Oil Life: Refer to Indicator/Warning Message Description and Operation

PWR STR

Power Steering: Refer to Power Steering System Description and Operation in Power Steering System

RESET

Reset: Refer to Indicator/Warning Message Description and Operation

SERVICE VEHICLE

Service Vehicle: Refer to Indicator/Warning Message Description and Operation

TRAC OFF

Traction Off: Refer to ABS Description and Operation in Antilock Brake System

TRANS COLD

Transmission Cold: Refer to Transmission Indicators and Messages in Automatic Transmission

TRANS HOT

Transmission Hot: Refer to Transmission Indicators and Messages in Automatic Transmission

TRUNK

Trunk Ajar: Refer to Luggage Compartment Description and Operation in Body Rear End

Change Engine Oil

The IPC receives a class 2 message from the ECM indicating that the engine oil should be changed.

Check Gages

The IPC receives a class 2 message from the ECM indicating that the engine coolant temperature is over 123°C (253°F). This message is disabled when the engine coolant temperature is below 120°C (248°F).

Low Fuel

The IPC receives a class 2 message from the ECM indicating the fuel level percent. The IPC displays the LOW FUEL message when the fuel level is at or below 10 percent. When the fuel level is above 25 percent, the LOW FUEL message is turned OFF.

Low Oil Pressure

The IPC illuminates the engine oil pressure indicator when the engine control module (ECM) detects low engine oil pressure, and the signal circuit is low. The IPC receives a class 2 message requesting illumination from the ECM.

Oil Life

The IPC displays the OIL LIFE message when the message center is in oil life monitor reset mode. When this message is displayed, the oil life monitor in the ECM can be reset by holding the trip reset button for a few seconds. The ECM receives a class 2 message from the IPC to reset the oil life monitor.

Reset

The IPC displays the RESET message after the ECM has received an oil life monitor reset request, via a class 2 message.

Service Vehicle

The IPC displays the SERVICE VEHICLE message when it receives a request from any module because of a detected problem.

Shift Indicator

The IPC illuminates the shift indicator when the ECM determines that the vehicle should be shifted to the next higher gear. The IPC receives a class 2 message from the ECM requesting illumination.