GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Park Avenue 🢒 Body and Accessories 🢒 Instrument Panel, Gauges, and Console 🢒 Instrument Cluster System Check

Step

Action

Normal Result(s)

Abnormal Result(s)*

1
  1. Turn the ignition switch to RUN.
  2. Close the front doors.
  3. Unbuckle the left front safety belt.
  4. Do not engage the parking brake.
    • The ABS indicator illuminates briefly.
    • The AIR BAG warning indicator flashes 7 times.
    • The BRAKE indicator illuminates briefly.
    • The CRUISE indicator illuminates briefly.
    • The high temperature indicator on the temperature gauge illuminates briefly.
    • The low fuel indicator on the fuel gauge illuminates briefly.
    • The MPH and km/h indicators on the speedometer illuminate briefly.
    • The OIL indicator illuminates briefly.
    • The SEAT BELT indicator illuminates for about 70 seconds.
    • The SECURITY indicator illuminates briefly.
    • The SERVICE ENGINE SOON indicator illuminates briefly.
    • The SERVICE VEHICLE SOON indicator illuminates briefly.
    • The TRAC OFF indicator illuminates briefly, if equipped.
    • The VOLTS indicator illuminates briefly.
    • Instrument Cluster Inoperative
    • Indicator Always On or Inoperative
    • SERVICE VEHICLE SOON Indicator Always On

2
  1. Turn the ignition switch to OFF.
  2. Buckle the left front safety belt.
  3. Turn the ignition switch in RUN.

The SEAT BELT indicator illuminates for 5 seconds.

Indicator Always On or Inoperative

3

Apply the parking brake.

The BRAKE indicator illuminates.

Indicator Always On or Inoperative

4
  1. Engage the left turn signal.
  2. Engage the right turn signal.
  3. Engage the hazard flasher switch.
    • The left turn indicator flashes.
    • The right turn indicator flashes.
    • Both turn indicators flash at the same time.
    • Turn Indicator Inoperative
    • Both Turn Indicators Inoperative

5

Turn on the headlight high beams.

The high beam indicator illuminates.

High Beam Indicator Inoperative Indicator - High Beam Inoperative

6
  1. Set the headlights on.
  2. Adjust the instrument panel dimmer control.

The instrument cluster illuminates and the dimmer control varies the illumination intensity.

Interior Lights Dimming System Check Interior Lights Dimming System Check

7

Start the engine.
    • The fuel gauge indicates the fuel level.
    • The temperature gauge indicates the engine coolant temperature.
    • The tachometer indicates the engine RPM.
    • The speedometer displays zero.
    •  Fuel Gage Inaccurate or Inoperative Gauge - Fuel Inaccurate or Inoperative
    •  Engine Coolant Temperature Gage Inaccurate or Inoperative Gauge - Eng Coolant Temp Inaccurate or Inoperative
    •  Tachometer Inoperative Tachometer Inoperative

8

Press the ENG/MET button.
    • The odometer and the speedometer change measurement unit values (MPH or km/h).
    • The appropriate MPH or km/h indicator illuminates.
    • ENG/MET Button Inoperative
    • MPH or km/h Indicator Inoperative. Refer to One Indicator Always On or Inoperative.

9

Press the TRIP RESET button (w/o UB7).

The trip odometer resets to zero.

TRIP RESET (RESET W/O UB7) Button Inoperative

10

Press the GAGE button (w/UB7).

The DIC cycles through the DIC gauge messages.

GAGE Button Inoperative

11

Press the FUEL INFO button (w/UB7).

The DIC cycles through the DIC fuel messages.

FUEL INFO Button Inoperative

12

Press the ODO/TRIP button (w/UB7).

The DIC cycles through the DIC trip messages.

ODO/TRIP Button Inoperative

13

Press the RESET button (w/UB7).

The trip odometer resets to zero.

TRIP RESET (RESET W/UB7) Button Inoperative

14
  1. Press the brake pedal.
  2. Cycle the gear selector lever through all gear positions.

The PRNDL displays the correct gear positions.

PRNDL Indicator Inoperative

15

Drive the vehicle at 30 mph.

The speedometer displays the vehicle speed.

Speedometer Inoperative

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.