I need to remove the whole dash to replace my blower motor?

The complete dash need not be removed but the evaporator has to be, meaning discharging the freon.

BLOWER UNIT & BLOWER MOTOR

Removal & Installation

1. Remove evaporator. See EVAPORATOR. Remove blower unit mounting nut. Disconnect recirculation control motor connector and remove pipe clamp retaining screw. Remove blower unit mounting bolt. Remove blower unit from vehicle by pulling it back and toward right.

2. Remove air filter from blower motor air hose. See Fig. 14. Remove 3 screws and 7 clamps from housings. Carefully separate housings. Remove 2 screws and blower motor. To install, reverse removal procedure. After installation, make sure recirculation control doors and linkage operate smoothly.

EVAPORATOR UNIT

Removal & Installation

1. Discharge A/C system, using approved refrigerant recovery/recycling equipment. Remove dashboard lower cover and knee bolster. Open glove box and remove damper clip. Remove bolts while holding glove box, and remove glove box. Remove Engine Control Module (ECM).

2. Remove anti-lock brake control unit and radiator fan control module with bracket attached. Remove transmission control module. Remove security control unit. Disconnect necessary connectors and remove harness connectors from brackets. Remove wire retainers and pipe cover. Remove expansion valve covers.

3. Disconnect suction line and unbolt expansion valve from evaporator. Plug all openings in A/C system. Disconnect drain hose and remove 7 evaporator retaining screws. Pull evaporator out from underdash while being careful not to damage evaporator fins. Remove evaporator temperature sensor from evaporator fins. Remove power transistor.

4. Remove blower motor high relay (if necessary). Remove 6 housing retaining screws. Carefully separate housings and remove evaporator. To install, reverse removal procedure. Install NEW refrigerant line "O" rings. Tighten refrigerant line bolts/nuts to specification.
Evacuate and charge A/C system.