9-3 (9440) L4-2.0L Turbo (2007)
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20. Remove the upper timing chain guide rail (B).
21. Remove the lower chain guide bolt (C). Pull the chain guide down. Detach the lower section of the chain.
22. Remove the camshaft sprockets (D) (E). Use a wrench to grip the camshaft flats when the bolts are loosened. Lift up the chain.
23. Remove the tensioner guide (F) by lifting it up. Inspect the condition of the guide. Replace if necessary.
24. Remove the balancer shaft chain.
