S10/T10 Blazer 4WD V6-262 4.3L VIN W CPI (1992)
1. Engine coolant.
^
Drain enough coolant into a clean container to lower the coolant level below the level of the lowest heater hose fitting.
2. Heater hoses.
3. Rear case screws.
4. Rear case.
5. Screws.
6
Brackets.
7. Heater core from front case.
8. Seals
Install or Connect
1. Seals
2. Heater core from front case.
3. Brackets.
4. Screws.
5. Rear case.
6. Rear case screws.
7. Heater hoses.
8. Engine coolant.
^
Use the coolant drained earlier only if it is uncontaminated. Discard contaminated coolant and add fresh 50/50 coolant and water mixture.