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Home >> Jeep >> 2021 >> Grand Cherokee Trackhawk >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (6.4L Engine (Service Information)) >> Valve Timing >> TENSIONER, Engine Timing >> Installation
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TENSIONER, Engine Timing: Installation

WARNING: This page is about a different variant/trim than selected.
CAUTION:

This is a Zero-Tolerance engine. Failure to properly align the timing chain to the timing gears will cause severe engine damage. It is imperative that the Timing Marks shown in the subsequent steps be properly aligned during assembly.

GC0158247Courtesy of CHRYSLER GROUP, LLC
  1. Install the timing chain tensioner. Tighten the bolts (1) to the proper specifications. Refer to TORQUE SPECIFICATIONS  .
  2. Remove the Tensioner Pin (special tool #8514A, Pins, Tensioner) (2).
  3. Remove the zip tie from the timing chain guide.
  4. Install the timing cover. Refer to INSTALLATION  .
  5. Remove the dial indicator from cylinder No. 1 and install the spark plugs. Refer to 5.7L/6.4L .
  6. Connect the negative battery cable.
  7. Start the engine and inspect for leaks.