Spark Plugs

Engine Ignition (Description and Operation) The ignition coil (12029), which is mounted on the upper intake manifold, can be described as a coil pack containing three separate coil units. Each coil u ...

Engine Ignition (Description and Operation)

Engine Ignition (Description and Operation) Eight separate ignition coils (12029): are mounted directly above each spark plug (12405). are controlled by the powertrain control module (PCM) for ...

Other materials:

Inspection and Verification
Principles of Operation The vehicle has two module communications networks. The standard corporate protocol (SCP) which is an unshielded twisted pair cable (data bus plus, Circuit 914 [TN/OG] and data bus minus, Circuit 915 [PK/LB]), and the internation ...

Installation
Removal 1. Disconnect the battery negative cable. 2. Drain the engine cooling system. 3. Remove the LH exhaust manifold. For additional information, refer to Exhaust Manifold-LH in this section. 4. Remove the lower intake manifold. For additional i ...

Air Cleaner - 3.8L
Intake Air Distribution and Filtering - Supercharger, Charge Air Cooler The supercharger (SC) is a positive displacement pump. Its purpose is to supply an excess volume of intake air to the engine by increasing air pressure and density in the intake man ...