Lit. No. 43894, Rev. 02  59  November 1, 2016
OPERATING YOUR SNOWPLOW
SNOWPLOW HEADLAMP CHECK
With all electrical plugs connected, check the 
operation of vehicle and snowplow headlamps.
Lights Results
Parking Lamps
Both vehicle and snowplow 
lamps should be ON.
Right Turn Signal
Both vehicle and snowplow 
lamps should be ON.
Left Turn Signal
Both vehicle and snowplow 
lamps should be ON.
Connecting and disconnecting the electrical plugs 
should switch between the vehicle and snowplow 
headlamps as follows:
•  Electrical plugs DISCONNECTED – Vehicle 
headlamps function normally.
•  Electrical plugs CONNECTED – Vehicle 
headlamp functions transfer to the snowplow 
headlamps. On some DRL systems, both the 
vehicle and snowplow headlamps will function.
Aiming the Headlamps
•  Aim the snowplow headlamps with the 
snowplow mounted and raised in the transport 
position. See "Aiming Headlamp Beams" in 
the Maintenance section for instructions.
•  Aim the vehicle headlamps with the snowplow 
removed from the vehicle.