Operation CHARM
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Chevrolet
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2009
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Impala V6-3.9L
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Timing Components
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System Specifications
System Specifications
TIMING CHAIN TENSIONER
Tensioner Bolts
21 Nm (15 lb ft)
ENGINE FRONT COVER (
TIMING COVER
)
Engine front cover bolts
25 Nm (18 lb ft)
CRANKSHAFT PULLEY
Crankshaft balancer bolt
first pass
125 Nm (92 lb ft)
final pass
130 degrees