You can get a fuse box diagram for a 1990 Geo Prizm at your local auto parts store or at the library. Another way to get one, is to contact a local Geo dealer.
I own a 1989 Sunbird GT turbo and the vacuume line diagram is located under the hood on the top left corner.
At the Nico website
Look on the underhood sticker.
you can find it in a workshop manual
One of the best help you can find on the subject is located on:http://home.sprynet.com/~dale02/
.41 is the gap specified by the Haynes manual for the 1990 Geo Prizm.
1990 GEO PRIZM code 12 = RPM Signal Distributor, distributor circuit,starter signal circuit, igniter circuit igniter, ECM 1990 GEO PRIZM code 71 = EGR EGR system including hoses,gas temperature sensor circuit, gas temperature sensor, vacuum switching valve for the EGR circuit, ECM
what do u want a diagram for I agree with the previous answer, you did not specify what kind of diagram you want. Vacuum, Electrical, firing Order etc. etc.
Where is the ecm located on a 1990 cadilliac brougam
Autozone dot com.
haynes manual at parts store
Check the emission label usually located on the top of the radiator or on the core support just in front of the radiator. You will see a diagram of all the vacuum lines and emissions equipment. Generally-the EGR valve is located near the throttle body.
what transmission will fit in a 3 speed 1990 geo prizm
Try along the frame rail or in front of the fuel tank - follow fuel lines
yes but do check first because a 1990 Geo prizm is basically a re branded version of a 1990 Toyota corolla.
This diagram is located in the harley Davidson service manual
Under the hood neat the top of the radiator on the right as you look at it.
I'm assuming you mean vacuum diagram. Should be on the hood. May not be if it's been replaced. Pick up a haynes or chiltons manual for all the diagrams you will ever need.
You can find complete diagrams at http://www.CarGurus.com
Ther are three different engine configurations used on the 1990 prizm. Check a repair manual such as Haynes. If you plan on keeping the car for a long time a manual would be a good investment.
Diagram of 1990 chevy truck steering column
The fuel pressure regulator on a 1990 Geo Prizm is located in the fuel line that runs along the valve cover of the engine. It is an inline device that is no bigger than the fuel line itself.