Air Induction Hose Replacement; Weathercap Replacement - Hummer H1 Service Manual

3-22 Fuel, Emissions, and Exhaust

Air Induction Hose Replacement

Removal
1. Loosen induction hose clamps.
2. Remove hose from air horn and air cleaner (Figure 3-26).
Figure 3-26: Air Induction Hose Attachment
Installation
1. Install induction hose on air horn and air cleaner.
2. Tighten hose clamps to 44 lb-in. (5 N•m) (Figure 3-26).
AIR HORN
AIR INDUCTION
HOSE
___________________________________________

WEATHERCAP REPLACEMENT

Removal
Remove clamp and weathercap from air intake duct
(Figure 3-27).
WEATHERCAP
Figure 3-27: Weathercap Mounting
Installation
Install weathercap on air intake duct. Tighten clamp to 44-53
lb-in. (5-6 N•m).
FUEL TANK DRAINING
The fuel tank should only be drained with portable air powered
drain equipment. This type of equipment is OSHA approved
and will drain the tank through the filler neck.
The tank should be drained prior to removal. Follow the drain
equipment manufacturer's instructions explicitly.
FILLER HOUSING
Figure 3-28: Fuel Tank Filler Cap
®
AIR INTAKE
DUCT
S03-007
FUEL TANK
FILLER CAP