Installation Procedure

WARNING: This page is about a different variant/trim than selected.

Remove the cap from the opening on the fuel tank.
Install the fill hose to the vehicle and tank.
Install the vent hose to the tank.
NOTE: Refer to Fastener Notice in Cautions and Notices.
Tighten the fuel tank vent hose and fill hose clamps (1, 2).

Fig 1: Tightening Fuel Tank Vent Hose And Fill Hose Clamps
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the clamp to 2.5 N.m (22 lb in).

Fig 2: View Of Rear Axle Vent Hose

GM816707

Courtesy of GENERAL MOTORS CORP.

Install the rear axle vent hose to the clip on the fuel fill pipe bracket.
Position the chassis harness ground strap (2) and fuel tank ground strap (3).
Install the ground strap anti-rotation tab into the frame hole.
Install the fuel tank ground strap bolt (1).

Fig 3: Installing Fuel Tank Fill Pipe Ground Wire Bolt
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the bolt to 9 N.m (80 lb in).
Lower the vehicle.
Install the fuel tank filler housing.
Install the fuel tank filler housing to fuel tank fill pipe screws.

Fig 4: Identifying Fuel Filler Components
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the screws to 2.3 N.m (20 lb in).
Install the fuel tank filler housing to body screws (1) and retainer (2).

Fig 5: View Of Fuel Tank Filler Housing To Body Screws & Retainer
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the screws to 2.3 N.m (20 lb in).