It has a timing chain that should last the life of the engine.
Chain
The 2010 Chevrolet Silverado-2500HD has 16 valves.
The 2010 Chevrolet Silverado-3500HD has 16 valves.
The 2010 Chevrolet Silverado-3500HD has a V8 engine.
The 2010 Chevrolet Silverado-2500HD has a V8 engine.
The 2010 Chevrolet Silverado-1500 has 12 valves.
The 2010 Chevrolet Silverado-1500 has a V6 engine.
The 2010 Chevrolet Silverado-2500HD has overhead valves (OHV).
The 2010 Chevrolet Silverado-1500 has overhead valves (OHV).
The 2010 Chevrolet Silverado-3500HD has overhead valves (OHV).
The 2010 Chevrolet Silverado-1500 has a 4-speed automatic.
The 2010 Chevrolet Silverado-1500 is a gas-powered vehicle.