Hombre S Space Cab 2WD V6-4.3L (2000)
7. Remove the reactor pipe assembly bolts.
8. Remove the reactor pipe assembly and gasket.
9. Disconnect the reactor pipe assembly from the reactor pipes by releasing the spring clamps.
Important: Perform this last step only if the check valve needs replacement.
10. Separate the check valve from the reactor pipe by loosening the spring clamp and pipe locknut.