Question

I have an Oldsmobile with engine code P1645, how can I repair it?

Answer 1

Hi there,

Without knowing the year and model we can only give you a basic explanation. This code indicates there is a problem with the engine control unit. This could be wiring or the computer itself.

Answer 2

P1645 OLDSMOBILE - Evaporative Emission Purge Solenoid Output Circuit
Read more: https://www.autocodes.com/p1645_oldsmobile.html