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COIL, Ignition: Installation: 3.7L

Fig 1: Identifying Ignition Coil - 3.7L/4.7L
GC0082812Courtesy of CHRYSLER LLC
  1. Using compressed air, blow out any dirt or contaminants from around top of spark plug.
  2. Check the condition of the coil rubber boot (4). To aid in coil installation, apply silicone based grease such as Mopar® Dielectric Grease # J8126688 into the spark plug end of the rubber boot (4) and to the top of the spark plug (5).
    Fig 2: Ignition Coil Location - 3.7L
    GC0132138Courtesy of CHRYSLER LLC
  3. Position ignition coil (1) into cylinder head opening and push onto spark plug. Do this while guiding coil base over mounting stud.
  4. Install coil mounting stud nut (2). Tighten to 8 N.m (70 in. lbs).
  5. Connect electrical connector to coil by snapping into position.
  6. If necessary, install throttle body air intake tube, or intake air box.