Sierra Denali RWD V8-6.2L (2009)
16. Install the upper intake manifold cover.
17. Install the upper intake manifold cover nut until snug
18. Install the brake booster vacuum hose to the intake manifold nipple.
19. Position the brake booster vacuum hose clamp at the intake manifold.
20. Secure the brake booster vacuum hose to the intake manifold.
