Heavy Duty. In the case of pickups, it's just a marketing term, as a 3/4 ton and 1 ton pickup is still actually a light duty truck - a truck isn't classed as Heavy Duty until it has a Gross Vehicle Weight Rating of 26,001 lbs. or more.
Heavy Duty
THESE ARE AFTER MARKET LIGHTS FOR MY HUSBANDS WORK TRUCK
Heavy Duty
Where is the fusible link in a 2005 Chevy HD truck
Where is the brake light switch for 2003 hd Chevy truck As far as I know, all brake switches are on the top of the brake pedal arm.
On the side of your truck it will say 1500HD if its an HD, it will say 1500 if it is a regular. Also your wheels will have 10 lug nuts on them if its an HD. Hope this helps.
... hd is high definition
High Definition
A pick up truck made by Chevrolet.
That would be the 4L80E transmission.
HD means hemodialysis in a medical context.
From 2000 to 2007