LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 1987 >> Riviera Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> BCM Tests W/Codes (Part I) >> ECM Trouble Code Charts >> Code EO55, ECM Error

Code EO55, ECM Error

Replace Electronic Control Module (ECM). Clear all codes and confirm "closed loop" operation and no "Service Engine Soon" light.

NOTE: Continued on BCM SYSTEM, PART II.
scientia non olet · About LEMON Manuals