Firebird V8-350 5.7L (1987)
REMOVE OR DISCONNECT
1. Battery ground cable.
2. Drain cooling system.
3. Heater inlet and outlet hoses from heater core.
4. Right lower sound absorber panel.
5. ECM attaching screw and move aside.
6. Right lower I.P. trim panel.
7. Lower right I.P. carrier-to-cowl screw.
8. Four (4) heater case cover screws. Upper left screw may be reached with a long socket extension through the l.P. openings exposed by removal of
the lower right I.P. trim panel. Carefully lift the lower right comer of the I.P. to align socket extension.
9. Heater case cover.
10. Core support plate and baffle screws.