K 3500 Truck 4WD V8-6.6L DSL Turbo VIN 1 (2001)
Glow Plug Relay: Locations
Glow Plug Relay With Federal Emissions
GLOW PLUG RELAY
(Federal Vehicles Only)
The Glow Plug Relay is located in the Glow Plug/Intake Heater Relay Assembly. The Glow Plug/Intake Heater Relay Assembly is located on the left
side of the engine, above the valve cover.