Expedition 2WD V8-281 4.6L VIN W EFI (1997)
1. Position the plenum assembly and install the two nuts.
2. Connect the A/C vacuum hose from the A/C vacuum check valve.
3. Install the two nuts on the engine side.
4. Check for a missing or damaged A/C tube lock coupling spring. A damaged spring can be removed with a small hooked wire. Install a new spring
if the old one is damaged or missing.
5. Clean the fittings.
