There is no such car as a 1989 Monte Carlo
Part of the hazard warning module
The 2001 Monte Carlo emergency flasher relay switch and the turn signal flasher relay switch are the same. The flasher relay switch simply plugs in and out.
The 2002 Monte Carlo blinker flasher relay switch is located beneath the drivers side dashboard. The blinker flasher relay switch will be above the brake pedal.
Above the radio there is a button with red triangles on it. That is where the turn signal flasher is. You have to take the dash off to get to it.
you probably need a new turn signal flasher .
In all likelihood, in a relay box, under the hood. Failing that, it ought to be in the fuse panel, inside the car.
it should be located in one of your fuze panals
The flasher that works the front turn signals also work the rear.
The flasher relay switch is located beneath the dashboard, on the drivers side. The flasher handle is located on the left hand side of the steering column.
Probably turn signal flasher
Check for a blown fuse. If the fuse if OK, replace the Flasher Relay.