TrailBlazer 4WD L6-4.2L VIN S (2002)
1. Install the timing chain tensioner and secure the tensioner with the bolts.
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Tighten the timing chain tensioner bolts to 25 Nm (18 ft. lbs.).
2. Install the timing chain tensioner guide and secure the guide with the bolts.
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Tighten the timing chain tensioner guide to 10 Nm (89 inch lbs.).
3. Install the timing chain tensioner shoe and secure the shoe with the bolt.
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Tighten the timing chain tensioner shoe bolt to 26 Nm (19 ft. lbs.).
