GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


Object Number: 871998  Size: SH

The PCV valve is located in a snug fitting grommet on the engine cam cover. It is connected by a hose to the intake manifold.

  1. Disconnect the PCV valve from the cam cover.
  2. Notice: Inspect vacuum hose and cam cover grommet for deterioration and damage. There must be no air leakage between PCV valve and connecting hoses. Always replace with the correct part number valve.

  3. Disconnect the valve from the hose to the intake manifold.

Installation Procedure

  1. Connect the PCV valve to the intake hose and secure it with clamp (SOHC L24]).
  2. Install the PCV valve to the cam cover grommet and the hose to the intake manifold fitting.