Ascender 4WD V8-5.3L (2004)
7. Remove the Connector Position Assurance (CPA) from both (2) electronic frontal sensor (EFS) connectors.
8. Disconnect both EFS connectors.
Enabling Procedure
1. Remove the key from the ignition.
2. Connect the EFS connectors to both (2) EFS's.
3. Install the CPAs to both EFS connectors.
4. Install sensor bracket to bumper.
5. Install the grille.