Avalanche, Sierra, Silverado, C&K Series, 1999-2005

Description & Operation

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The 4.3L, 5.0L, 5.7L and 7.4L engines use a distributor ignition system.

The 4.8L, 5.3L, 6.0L and 8.1L engines use a distributorless ignition system

The 4.3L engines use a distributor ignition system. The 4.8L, 5.3L, 6.0L and 8.1L engines use a distributorless ignition system

The 4.3L engines use a distributor ignition system. The 4.8L, 5.3L, 6.0L, 6.2L and 8.1L engines use a distributorless ignition system

 
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