S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
6. Remove the coolant thermostat.
7. Clean all the sealing surfaces of the coolant outlet.
8. Clean the sealing surface on the lower intake manifold.
INSTALLATION
NOTE: To prevent leakage, thoroughly clean all parts and sealing surfaces.
1. Install the coolant thermostat in the lower intake manifold.
2. Install a new gasket (if used). Otherwise, place a 3 mm (1/8 inch) bead of RTV sealer (GM P/N 1052289, or equivalent) at the groove on the
coolant outlet sealing surface.
3. Install the coolant outlet on the lower intake manifold.
4. Install the attaching bolts.
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Tighten coolant outlet bolts to 19 Nm (14 ft. lbs.).
5. Install the radiator inlet hose.
6. Fill the cooling system with specified coolant and concentration.
7. Inspect all sealing surfaces for leaks after starting the engine.
