GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Denali 🢒 Engine 🢒 Engine Controls and Fuel - 4.3L 🢒 Evaporative Emission Hoses/Pipes Replacement - Engine

Removal Procedure

Important: Clean the evaporative emission (EVAP) line connection and surrounding areas before disconnecting in order to avoid possible EVAP system contamination.


    Object Number: 1876017 Size: SH
  1. Disconnect the EVAP canister purge solenoid valve tube quick connect fitting (2) from the chassis EVAP line. Refer to Plastic Collar Quick Connect Fitting Service .

    2. Object Number: 1876612 Size: SH
  2. Disconnect the EVAP canister purge solenoid valve tube quick connect fitting (1) from the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Remove the EVAP canister purge solenoid valve tube.
  4. Cap the EVAP canister purge solenoid valve and the chassis EVAP pipe in order to prevent possible EVAP system contamination.

Installation Procedure

    Object Number: 1876612 Size: SH
  1. Remove the caps from the EVAP canister purge solenoid valve and the chassis EVAP pipe.
  2. Position the EVAP canister purge solenoid valve tube.
  3. Connect the EVAP canister purge solenoid valve tube quick connect fitting (1) to the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .

    4. Object Number: 1876017 Size: SH
  4. Connect the EVAP canister purge solenoid valve tube quick connect fitting (2) to the chassis EVAP line. Refer to Plastic Collar Quick Connect Fitting Service .