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Z31 Dash Warning Lamps

Here you will find information on the Dash Warning Lamps and what they mean.

Lamp Chart

Image Lamp Name Description
Charging System Charging System This light usually means the alternator is not charging correctly. When this happens a few of the other lights come on at the same time. Simply replace the alternator. Be sure you have the auto parts store test the old alternator first and the new one before you leave the store as many are DOA. The voltage regulator is internal to the alternator.
Brake System Brake System When this light is on, the fluid level in the master cylinder is low. This usually happens around the time you need new brake pads... [rest of description as in your text]
Cooling System Cooling System When this light is on the Coolant level in the overflow bottle is low. Fill the overflow bottle with coolant. If you have coolant in the bottle, the switch is stuck. Remove the whole overflow bottle and clean with some CLR (calcium, lime, rust) remover.
Door Warning Door Warning When this light is on one of the doors is open. It could be either driver or passenger door or the rear hatch. If all are closed the door switch may be broken.
O2 Sensor O2 sensor This Lamp comes on every 30,000 miles. Check and replace (if needed) the oxygen sensor. Then reset the sensor light.
To reset: Drop the glovebox door by pressing in the sides, remove screws, and locate the relay above the glovebox frame. Press the rubber-covered button to reset. After 90,000 miles, disconnect the sensor light wire below the steering wheel.
Fuel Warning Fuel Warning When this lamp is on the fuel level is low. This light usually comes on with about 3 to 5 gallons of gas left in the 19 gallon tank.
Lighting System Lighting System 86+ When this light is on, one of either Head lamps, Brake lamps, or Tail lamps are out. Replace burnt out lamp. If all are functioning, check tail light/headlamp sensors.
Head Lamp 84-85 Head Lamp 84-85 When this light is on, one of the Head lamps is out, Replace lamp. If both head lights are functioning, check the head light sensor.
Tail Lamp 84-85 Tail Lamp 84-85 When this light is on, one of the Tail lamps or brake lamps is out, Replace lamp. If all are functioning, check the tail light sensor.
Oil Pressure Oil Pressure When this lamp is on, the oil pressure is reading low. This can happen if oil level is low or the Oil pressure sending unit harness gets disconnected. The sending unit is also known to go bad, giving false readings.
Seatbelt Warning Seatbelt Warning This flashes for a few seconds when you first turn the car on to remind you to fasten your seat belt.
Washer Level Washer Level When this lamp is on, the windshield washer fluid is low. If the fluid is full the sensor can be stuck. Clean again with CLR.

Sources Used