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Spark Plug Wire <--> [Ignition Cable] >
< Number 1 Cylinder Location
C 3500 Truck 2WD L6-292 4.8L (1986)
Powertrain Management
Tune-up and Engine Performance Checks
Ignition Timing
Timing Marks and Indicators
System Information
Locations
Page 1
TIMING MARK 4.1L (250), 4.8L (292)
Powertrain Management
Tune-up and Engine Performance Checks
Ignition Timing
Timing Marks and Indicators
System Information
Locations
Spark Plug Wire <--> [Ignition Cable] >
< Number 1 Cylinder Location