GM Service Manual Online
For 1990-2009 cars only

Evaporative Emission Hoses/Pipes Replacement - Canister/Fuel Tank 1500 Series Only

Removal Procedure

Important: Clean all the fuel and evaporative emission (EVAP) pipe connections and surrounding areas before disconnecting the pipes in order to avoid possible fuel/EVAP system contamination.


    Object Number: 396067  Size: SH
  1. Remove the fuel tank. Refer to Fuel Tank Replacement .
  2. Disconnect and remove the EVAP pipe (1) from the roll over valve (3), sending unit (2) and retaining clips (6).
  3. Cap the sending unit, fuel tank roll over valve in order to prevent possible EVAP system contamination.

Installation Procedure


    Object Number: 396067  Size: SH
  1. Remove the caps from the sending unit, and fuel tank roll over valve.
  2. Install and connect the EVAP pipe (1) to the roll over valve (3), sending unit (2) , and retaining clips (6).
  3. Install the fuel tank. Refer to Fuel Tank Replacement .