Operation CHARM
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Chevrolet
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2010
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Impala V6-3.9L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Timing Components
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Specifications
Timing Components: Specifications
Timing chain tensioner
21 Nm (15 lb ft)
Engine front cover
25 Nm (18 lb ft)
Harmonic Balancer
Used bolt
125 Nm (92 lb ft)
Remove the used bolt
NEW bolt
First pass
125 Nm (92 lb ft)
Final pass
130 degrees