Operation CHARM: Car repair manuals for everyone.
Home >> GMC >> 1989 >> Safari Van M L4-151 2.5L >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Core >> Service and Repair >> With Air Conditioning >> Rear
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Rear

Figure 20-Rear Heater Component View:




Figure 21-Heater Wiring-Resistor Replacement:




REMOVE OR DISCONNECT
1. Coolant from the radiator.
2. Negative battery cable.
3. Clamps from the heater pipes.
4. Screws (263).
5. Cover (262).
6. Screws (266).
7. Strap (267).
8. Core (269).
9. Seals (268) from the core (269).

INSTALL OR CONNECT
1. Seals (268) to the core (269).
2. Core (269).
3. Strap (267).
4. Screws (266).
5. Cover (262).
6. Screws (263).
7. Pipes to the core (269).
8. Clamps to the heater pipes.
9. Negative battery cable.
10. Coolant in radiator.
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