GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Saturn
🢒
1997
🢒
SL
🢒
Engine
🢒
Engine Controls - 1.9L
🢒 Secondary Air Injection Check Valve Replacement
Removal Procedure
Remove the vacuum hoses from both ends of the check valve.
Installation Procedure
Install the check valve with the side labeled VAC, black, facing toward the vacuum source.
Install the vacuum hoses.