yes, it is inside the cab on the left side firewall, most say hella on them
fuel pump relay location
either right front corner behind headlight or on firewall by blower moter
Don't know of a headlight relay but the headlight circuit breaker is located in and part of the headlight switch.
Yes they will as long as the 99 is not the new body style.
In the oil pan
It doesn't have one.
very carefully.
You CAN"T.
inside the distributor
Check your fuses.
.356's
Should be about 5500 Lbs.