1986 S10 Blazer 4X4 with 2.8L, The oil sender is located just to the right side of the oil filter and is a pain to get to...
on top of oil filter plate it has one wire
It is in the throttle body.
The oil pressure switch is located on the right side of the motor up towards the firewall.
The Buick Roadmaster was not produced in 1986. They were made from 1991 to 1996.
On steering column behind lower cover.
The 1986 Toyota pickup flasher relay switch is located beneath the dashboard on the drivers side of the passenger compartment. The flasher relay switch will be labeled as such.
The low pressure cycling switch is on the low pressure line coming from the compressor. Most of the time, it will be located on the reciever/dryer. It will have two wires coming from it. The low pressure line is the bigger line of the two.
the high pressure pump is on the framerail just under the cab. drivers side.
No.
Yes you can. There the same. Just take the parts / sending unit out of the 1987 tank and install them in the 1986 tank.
under the dash near the transmission tunnel on the passenger side floor