Contents Wiring diagrams Section: Procedures All sections

Service Indicator & Warning Lights Buick Regal III

Procedures 10 illustrations ~438 words

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Scheme 18: SERVICE INDICATOR & WARNING LIGHTS

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SERVICE ENGINE SOON/CHECK ENGINE WARNING LIGHT

This light indicates that the vehicle's computer system has a problem and requires servicing. Service as soon as possible. Failure to service vehicle promptly can result in damage not covered under warranty.

OIL PRESSURE WARNING LIGHT

The light should come on briefly until the engine has started. If the light remains on while engine is running, there is low oil pressure. Check the oil level immediately.

OIL PRESSURE GAUGE

Under normal operating conditions, gauge should register within the "Normal" range. If gauge drops below "Normal" operating band, stop immediately and check the oil level.

CAUTIONDO NOT operate vehicle if oil pressure gauge continues to operate below "Normal" operating range.

DRIVER INFORMATION SYSTEM

Driver Information System is optional on certain models and contains service reminders. The user can select

  1. CHANGE OIL
  2. CHANGE OIL FILTER
  3. CHANGE AIR FILTER
  4. ROTATE TIRE
  5. TUNE UP
  1. Enter service reminder mode by pressing the SERVICE button. A new item will be displayed for each press along with the next service interval.
  2. Pressing RESET button for one second while an item is displayed will reset distance until next service to maximum allowed.

BRAKE SYSTEM WARNING LIGHT

This warning light indicates two things; either parking brake is on or there is a problem with the brake system. Light should come on briefly when ignition switch is turned to the RUN position, and parking brake is released. If light stays on, immediate servicing is needed.

CHARGING SYSTEM WARNING LIGHT

Light will glow with the ignition switch in the RUN or START position until the engine has started. If light remains on while driving, have the electrical system serviced immediately.

BATTERY VOLTAGE GAUGE

Gauge should register in "Normal" range during operation. If gauge remains below "Normal" range during regular driving, have electrical system serviced.

COOLANT TEMPERATURE WARNING LIGHT

Light indicates a high engine coolant temperature. Stop the vehicle as soon as possible. Let engine cool and check coolant level.

COOLANT TEMPERATURE GAUGE

Gauge should register within "Normal" band under regular operating conditions. If gauge rises into "Hot" range and stays there, stop engine. Let engine cool and check coolant level.

CAUTIONDO NOT attempt to check radiator coolant level until engine has cooled completely.

LOW COOLANT LIGHT

This light comes on to indicate that the engine coolant level is low. If the light remains on after adding coolant, have the engine cooling system serviced.

ANTI-LOCK BRAKE SYSTEM LIGHT (IF EQUIPPED)

The anti-lock brake system light indicates the status of the anti-lock brake system. If the light stays on longer than 60 seconds after the engine has started, anti-lock brake system should be checked as soon as possible.