GM Service Manual Online
For 1990-2009 cars only

Indicators

Symbol

Description


Object Number: 676444  Size: GT

ANTI-LOCK

ABS (CANADA)

ABS: Refer to ABS Description and Operation


Object Number: 676442  Size: GT

Air Bag: Refer to SIR System Description and Operation


Object Number: 676487  Size: GT

BRAKE (CANADA)

Brake: Refer to Brake Warning System Description and Operation

CHANGE OIL SOON

The instrument panel cluster (IPC) illuminates the CHANGE OIL SOON indicator when the powertrain control module (PCM) determines that the engine oil should be changed. After the oil is changed, reset the engine oil monitor. Refer to .


Object Number: 676451  Size: GT

Charge: Refer to Charging System Description and Operation

CRUISE

Cruise: Refer to Cruise Control Description and Operation

DOOR/TRUNK

Door Ajar: Refer to Door Ajar Indicator Description and Operation


Object Number: 676465  Size: GT

Engine Coolant Temperature: Refer to Cooling System Description and Operation


Object Number: 676441  Size: GT

Fasten Safety Belt: Refer to Seat Belt System Description and Operation


Object Number: 676457  Size: GT

High Beam: Refer to Exterior Lighting Systems Description and Operation

LOW COOLANT

Low Engine Coolant: Refer to Cooling System Description and Operation

LOW FUEL

The instrument panel cluster (IPC) illuminates the low fuel indicator when the IPC detects that the fuel level is less than a pre-determined value. The IPC receives a class 2 message indicating fuel level percent from the powertrain control module (PCM).

LOW OIL

The instrument panel cluster (IPC) illuminates the LOW OIL indicator when the powertrain control module (PCM) detects low engine oil level, and the signal circuit is high. The PCM only monitors the signal circuit of the engine oil level switch for a brief period when the key moves from ON to START. The IPC receives a class 2 message requesting illumination from the PCM.


Object Number: 676468  Size: GT

The instrument panel cluster (IPC) illuminates the LOW OIL PRESSURE indicator in the message center when the powertrain control module (PCM) detects low engine oil pressure (EOP), and the signal circuit is low. The IPC receives a class 2 message requesting illumination message from the PCM.

LOW TIRE

Low Tire Pressure: Refer to Tire Pressure Monitor Description and Operation

LOW TRAC

Low Traction: Refer to ABS Description and Operation

LOW WASH

Low Washer Fluid: Refer to Wiper/Washer System Description and Operation

SECURITY

Security: Refer to Vehicle Theft Deterrent (VTD) Description and Operation


Object Number: 676454  Size: GT

(CANADA)

SERVICE ENGINE SOON

Malfunction Indicator Lamp (MIL): Refer to Powertrain Control Module Description for the 3.1L engine

SERVICE VEHICLE SOON

The instrument panel cluster (IPC) illuminates the SERVICE VEHICLE SOON message in the driver information center (DIC) when the powertrain control module (PCM) detects certain malfunctions that are not related to the emissions system. The IPC receives a class 2 message requesting illumination from the PCM.


Object Number: 676455  Size: GT

Turn Signals: Refer to Exterior Lighting Systems Description and Operation

TRAC OFF

Traction Control Off: Refer to ABS Description and Operation

CHANGE OIL SOON

The instrument panel cluster (IPC) illuminates the CHANGE OIL SOON indicator when the powertrain control module (PCM) determines that the engine oil should be changed. After the oil is changed, reset the engine oil monitor. Refer to GM Oil Life System Resetting in Maintenance and Lubrication.

LOW FUEL

The instrument panel cluster (IPC) illuminates the low fuel indicator when the IPC detects that the fuel level is less than a pre-determined value. The IPC receives a class 2 message indicating fuel level percent from the powertrain control module (PCM).

LOW OIL LEVEL

The instrument panel cluster (IPC) illuminates the LOW OIL indicator when the powertrain control module (PCM) detects low engine oil level, and the signal circuit is high. The PCM only monitors the signal circuit of the engine oil level switch for a brief period when the key moves from ON to START. The IPC receives a class 2 message requesting illumination from the PCM.

LOW OIL PRESSURE

The instrument panel cluster (IPC) illuminates the LOW OIL PRESSURE indicator in the message center when the powertrain control module (PCM) detects low engine oil pressure (EOP), and the signal circuit is low. The IPC receives a class 2 message requesting illumination message from the PCM.

SERVICE VEHICLE SOON

The instrument panel cluster (IPC) illuminates the SERVICE VEHICLE SOON message in the driver information center (DIC) when the powertrain control module (PCM) detects certain malfunctions that are not related to the emissions system. The IPC receives a class 2 message requesting illumination from the PCM.