It would depend on what year the truck was made.
The headlights are a separate circuit from the others. Check the bulbs, headlight switch, Hi/Low beam switch and depending what year you have check the fuses.
you can find it in your truck's manual. you should get directions inside on how to replace it.
yes
what would cause a oil pressure gauge to fluctuate on my 99 Chevy truck silverado i change the sending unit it does it mostly after it warmed up
YES. That would be a direct swop.
A 1977 Chevy pickup truck would have rotors in front and drums in the rear
yes it will fit
On my old 1987 Chevy S-10 Durango, It is as easy as opening the hood and looking where they would normally be located at, these are easy to access and easy to replace. You can also ajust the settings accordingly to the height they are set at. Chevy S-10 Durango?
You actually expect to get an answer. Would that be a Ford, Chevy, GMC, Dodge, Toyota, Nissan, or any other of the makes of trucks out there?
The degree of difficulty it is for an individual would be measured by their experience and knowledge. You should have this done by a mechanic for the best results.
That would be the 700R4