is there a computer on the 90 ford f150&where is it?
on 1990 Ford F-150

truck is missing and I have replaced everything but the computer and fuel injector o rings.

Asked by for the 1990 Ford F-150
Wow can you share your money with us, must be nice.
2 more answers
Is it rough idle?
What did you replace so far
before going to the computer, pull the distributor and see if its cracked ( take it in the house wash it out clean and look for cracks