TrailBlazer 4WD L6-4.2L VIN S (2002)
4. Install the camshaft caps and bolts.
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Tighten the camshaft cap bolts to 12 Nm (106 inch lbs.).
5. Remove the J 44221
6. Carefully move the sprockets back onto the camshafts and remove the J 44222.
7. Install the intake camshaft sprocket washer and bolt, and the exhaust camshaft actuator bolt.
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Tighten the intake camshaft sprocket bolt the first pass to 20 Nm (15 ft. lbs.).
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Use the J 36660-A to tighten the intake camshaft sprocket bolt the final pass an additional 100°.
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Tighten the exhaust camshaft actuator bolt the first pass to 25 Nm (18 ft. lbs.).
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Use the J 36660-A to tighten the exhaust camshaft actuator bolt a final pass an additional 135°.
8. Install the camshaft cover.
