The light bulb may be burnt out for the dashboard display. The fuse for the dashboard display may be blown. The fuse can be found in the fuse box.
On the newer vehicles, you push the parking brake down to release the parking brake. Older vehicles have a release handle on the lower left side of the dashboard.
Its the parking brake light.
Do parking and taillights work? If not check fuse--common circuit
On a 2001 GMC Safari, the parking brake switch is typically located on the parking brake assembly itself, which is found under the dashboard near the driver's side. It activates the warning light on the dashboard when the parking brake is engaged. If you're having trouble locating it, checking the vehicle's service manual can provide more detailed information.
To put a Cub Cadet mower in neutral, locate the transmission control lever, usually found near the operator's seat or on the dashboard. Move the lever to the neutral position, which is typically marked with an "N." Additionally, ensure that the parking brake is engaged for safety. Always consult your specific mower's owner manual for exact instructions, as the process may vary by model.
The 1992 GMC parking brake release lever can be found on the bottom of the dashboard. Pulling the lever towards the passenger compartment will release the parking brake.
If the dashboard and parking light problem is not being caused by a bad fuse, it may be a wiring problem cause by a broken or loose wire. Another possibility is that the bulbs need to be replaced.
Try parking/tailight fuse
under dashboard
short in the wire or they are all on one wire
Turn on headlights/parking lights and adjust dimmer control
The red exclamation point in a circle is the parking brake indicator.