LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 1992 >> Syclone V6-262 4.3L Turbo >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Core >> Service and Repair >> Heater Core Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Heater Core Replacement

HEATER CORE REPLACEMENT

Figure 2::









(Figures 2 and 18)

Remove or Disconnect
1. Negative batterv cable.
2. Engine coolant.
3. Heater hoses.
- Refer to "Heater Hose Replacernent." Heater Hose Replacement

4. Rear case screws (88) (figure 18).
5. Rear case (96).
6. Screws (94).
7. Straps (93).
8. Heater core (92) from front case (100).
9. Seals (89 and 90).


Install or Connect
1. S eals (89 and 90).
2. Heater core (92) to front case (100).
3. Straps (93).
4. Screws (94).
5. Rear case (96).
6. Rear case screws (88) (figure 18).
7. Heater hoses.
- Refer to "Heater Hose Replacement." Heater Hose Replacement
8. Engine coolant.
9. Negative batterv cable.
10. Check the system for leaks.