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Ron, ASE Certified Technician
Category: Ford
Satisfied Customers: 23821
Experience:  23 years with Ford specializing in drivability and electrical and AC. Ford certs and ASE Certs
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Ford f150: Been working on 99 f150 4x4, new switch, new vacuum

Customer Question

Been working on 99 f150 4x4, new switch, new vacuum units, new vacuum valve's (on fire wall)repaired lever on fork in front trans. case I now have to turn truck off to go to 2 wheel or to go to 4 wheel, if I leave the vacuum hoses connected it will jump back and forth 2 to*****also changed gem mod
Submitted: 2 years ago.
Category: Ford
Expert:  James replied 2 years ago.
Hello and thanks for choosing just answer? When you changed the gem module did you have it programmed?