Silhouette V6-3.4L VIN E (1996)
Spark Plug: Service and Repair
Figure 1 Spark Plug Identification
Figure 2 Spark Plug Installation
Warning: If you smoke while handling coated spark plugs, wear gloves to prevent transfer of coating to cigarette and subsequent burning of
coating. Always wash hands after handling coated plugs.
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Allow engine to cool BEFORE removing spark plugs. Attempting to remove spark plugs from a hot engine may cause plug to seize, causing
damage to cylinder head threads.
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Clean spark plug recess area BEFORE removing plug. Failure to do so can result in engine damage due to dirt or foreign material entering
cylinder head, or in contamination of cylinder head threads. Contaminated threads may prevent proper seating of new plug.
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Use only spark plugs specified for use in the vehicle. DO NOT install spark plugs that are either "hotter" or "colder" than those specified for
the vehicle. Installing plugs of another type can severely damage the engine. Spark plugs are identified as shown in.
Remove or Disconnect
1. Ignition key "OFF."
2. Engine acoustic cover.
3. Generator.
4. Ignition coil pack.
Caution: Pull on spark plug boot or heat shield only, twisting a half turn to release seal while removing. DO NOT pull on wire or spark plug lead
may be damaged.
5. Plug wires from spark plugs. Note position of wires BEFORE removing.
6. Spark plug(s) from engine.
Caution: It is important to check the gap of all new and reconditioned spark plugs before installation. Pre-set gaps may have changed during