This job isn't too difficult. You have to remove the panel underneath the dash to access the steering column. The hi beam switch is located to the left of the column, and it is held in place by two 5/16" or 8mm screws.
The 1986 Pontiac Firebird fan relay switch can be found on the back of the fan motor. The relay switch is connected to the fan motor by two retaining screws.
There is not one.
Drop the oil pan
The 1986 Firebird came with either a 2.8L V6 or a 5.0L V8
1986 Pontiac Firebird 2.8 Liter Firing Order
As far as a direct fit, the 82-92 Firebird/Camaro is the same generation. Any from these years should be a direct bolt in.
Firebird - Tyers novel - was created in 1986.
Morningstar Eveningstar - 1986 The Firebird 1-1 was released on: USA: 25 March 1986
try all American classics in Vancouver, Washington they had all the parts i needed for my firebird so im sure they will have that there. here is the website http://www.allamericanclassics.com/
It is quite simple to replace the four-way flasher relay switch in your 1986 Chevrolet Astro Van. The four-way flasher relay switch simply plugs in and out.
wheels
Take the top radiator hose loose from the top of the engine. The thermostat is under there. just pry it off with a screwdriver.