Geo Prizm Engine Control Modules
This page brings together engine control modules for the Geo Prizm, covering model years 1989–1997. The range centers on Engine Control Module PROMs, the programmable chips that sit at the heart of the factory engine management system. Choose your model year above and this page keeps only the engine control modules that fit your Geo Prizm. Each listing is matched to our vehicle fitment data before it appears here.
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What's here for your Geo Prizm
- Engine Control Module PROMs — programmable read-only memory units designed to slot into the Geo Prizm's engine control module
The widest selection here comes from National Oil Seal, SKF, and Victor, giving Geo Prizm owners a solid set of options when sourcing replacement engine control module components. Other categories Geo Prizm owners shop for: Geo Prizm Electrical Switches, Geo Prizm Instrument Panels and Dash Parts and Geo Prizm Wiper Arms and Blades, or browse all Geo Prizm parts and accessories.