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Home >> Chevrolet >> 1988 >> Spectrum Express >> Repair and Diagnosis >> Engine Performance >> System >> 1.5L EFI Turbo >> Operation >> Electronic Control Module (ECM)
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Electronic Control Module (ECM)

The ECM is located under the glove box. The ECM has self diagnosis capability that allows for troubleshooting the system through a check engine light. The check engine light on the dash will illuminate to inform driver of a system malfunction. The ECM stores a maximum of 3 system malfunction, and will display problem(s) via a 2 digit code displayed by the check engine light.