Silverado 1500 4WD V8-5.3L VIN B HO (2006)
INSTALLATION PROCEDURE
1. Install the heater core (1) to the HVAC module assembly (2).
2. Install the heater core cowl gasket (1) to the HVAC module assembly (2).
3. Install the heater core cover (1) to the HVAC module assembly (2).
NOTE: Refer to Fastener Notice in Service Precautions.
4. Install the screws to the heater core cover (1).
Tighten
