Peterbilt Medium Duty Truck Owner's Manual - Peterbilt Motors

OPTIONAL GAUGES
Wiper Switch Settings
CONTROLS AND DISPLAY
(towards the steering column) and release in less than 0.5
seconds. The wipers will perform a single swipe and then
resume the wiper’s setting speed.
Wiper Switch Position
Off
Intermittent #1
Intermittent #2
Intermittent #3
Intermittent #4
Low
High
Wiper Speed
Off
20 Second Delay
17 Second Delay
7 Second Delay
4 Second Delay
Low Speed
High Speed
Check the windshield washing fluid level daily. If necessary,
fill to top.
Clean all inside and outside windows regularly. Use an
alcohol-based cleaning solution and wipe dry with either a
lint-free or a chamois cloth. Avoid running the wiper
blades over a dry windshield to prevent scratching the
glass. Spray on washer fluid first. A scratched windshield
will reduce visibility.
Electric Horn
Your Peterbilt has an electric horn. To operate, press on
the horn symbol near the center of the steering wheel.
To activate the wipers for one swipe without activating the
washer (“mist” function), push the turn signal lever in
– 48 – Y53-6027 Medium Duty (R05/09)