It is probably a bad motor, or a loose ground going to the motor. And there is the possibility of a bad switch, if it only occurs at one speed.
Begin by training the water from your 1997 Pontiac Bonneville cooling system. Remove the heater core water supply hoses. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
The blower motor on a 1997 Pontiac Bonneville is located next the evaporator core. It will be mounted behind the glovebox on the passenger side of the vehicle. Remove the glovebox, mounting hardware, and sensor clips. The blower motor will be able to be replaced.
heater motor is gone
its located under the scuttle panel next to ur heater motor.
Probably a bad blower motor. Try tapping the blower motor gently with a hammer when it isn't working. It that makes it work, replace the blower motor.
In a 1997 Jeep Wrangler, the relay switch for the heater blower and motor is located behind the dash. It will be directly behind the HVAC knobs behind the dashboard.
Should be at the passenger's side firewall
Same as a 96 blazer go here.How_do_you_replace_the_blower_motor_on_a_1996_Chevy_blazer
locate blend door actuator for 1997 pontiac bonneville se
if the blower motor works most likely heater core is bad. need more info
No such part on a Town and Country. There is a blend air motor under the dash that controls the heater output.
The Autolite website lists a gap size of .060 the 1997 Pontiac Bonneville.