For 1990-2009 cars

Table 1: | Indicators
Table 2: | DIC Warning Messages

#### Indicators

Symbol | Reference
--- | ---
| ABS: ABS Description and Operation
| Air Bag: SIR System Description and Operation
(Canada) BRAKE (U.S.) | Brake: Brake Warning System Description and Operation
| Charge: Charging System Description and Operation
(Canada) CRUISE (U.S.) | Cruise: Cruise Control Description and Operation
| Fasten Safety Belt: Seat Belt System Description and Operation
| Fasten Passenger Seat Belts: Seat Belt System Description and Operation
| High Beam: Exterior Lighting Systems Description and Operation
| Low Engine Oil Pressure: The IPC displays this indicator when the ECM detects a low oil pressure condition. The IPC receives a serial data message from the BCM requesting display of the low engine oil pressure indicator from the ECM.
| Passenger Air Bag Off: SIR System Description and Operation
| Passenger Air Bag On: SIR System Description and Operation
(Canada) SECURITY (U.S.) | SECURITY: Content Theft Deterrent (CTD) Description and Operation
| Stability Caution: ABS Description and Operation
SERVICE ENGINE SOON | MIL:

• | Engine Control Module Description for the 2.9L engine

• | Engine Control Module Description for the 3.7L engine

• | Engine Control Module Description for the 4.8L, 5.3L, 6.0L, 6.2L or 7.0L engine

| Tire Pressure Monitor: Tire Pressure Monitor Description and Operation
| Turn Signals: Exterior Lighting Systems Description and Operation
| Upshift Indicator: The IPC displays this indicator when the ECM determines that the vehicle should be shifted to the next higher gear. The IPC receives a serial data message from the ECM requesting illumination

#### DIC Warning Messages

Message | Reference
--- | ---
ABS FAULT | ABS Description and Operation
A/C OFF | Air Temperature Description and Operation
BATTERY | Charging System Description and Operation
BRAKES | Brake Warning System Description and Operation
CARGO LAMP | Interior Lighting Systems Description and Operation
CHANGE OIL | The IPC displays this message in the DIC when the ECM determines that the engine oil should be changed. The IPC receives a serial data message from the ECM indicating the remaining oil life percent. Once the oil is changed, perform the engine oil monitor reset procedure in order to clear the Change Engine Oil indicator. Refer to GM Oil Life System Resetting.
DOORS | Door Ajar Indicator Description and Operation
DOME LAMP | Interior Lighting Systems Description and Operation
CHECK FUEL CAP |

• | Fuel System Description for the 2.9L engine

• | Fuel System Description for the 3.7L engine

• | Fuel System Description for the 4.8L, 5.3L, 6.0L, 6.2L or 7.0L engine

ENG HOT | Cooling System Description and Operation
BRAKE FLUID | Brake Warning System Description and Operation
LOW FUEL | The IPC displays this message in the DIC when the IPC detects that the fuel level is less than a pre-determined value.
LOW TRAC | ABS Description and Operation
LOW TIRE | Tire Pressure Monitor Description and Operation
MAP LAMP | Interior Lighting Systems Description and Operation
LOW OIL PRESSURE | The IPC illuminates this message in the DIC when the ECM detects a low oil pressure condition.
OIL LIFE | The IPC displays the oil life message when the ECM determines that the engine oil should be changed. The IPC receives a serial data message from the ECM indicating the remaining oil life percent.
PARK BRAKE | Park Brake System Description and Operation
REDUCED POWER |

• | Throttle Actuator Control (TAC) System Description for the 2.9L engine

• | Throttle Actuator Control (TAC) System Description for the 3.7L engine

• | Throttle Actuator Control (TAC) System Description for the 4.8L, 5.3L, 6.0L, 6.2L or 7.0L engine

SERV 4WD | Transfer Case Description and Operation
SERV VEH | The IPC displays this message in the DIC when the ECM or BCM detects certain vehicle malfunctions that are not related to the vehicle emissions system.
SERV TPM | Tire Pressure Monitor Description and Operation
SERVICE CHARGE SYS | Charging System Description and Operation
SERVICE STAB SYS | ABS Description and Operation
STAB SYS OFF | ABS Description and Operation
TRACTION FAULT | ABS Description and Operation
TRAC OFF | ABS Description and Operation