Timing Chain and Sprockets Cleaning and Inspection
WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
Inspect the timing chain and sprockets for damage.
Inspect the timing chain for overall in and out movement. Movement should not exceed 25 mm (1 in).
Inspect the sprockets for wear.
Fig 1: Cleaning And Inspecting Timing Chain And Sprockets