Fuel Level Sensor

Manufacturer does not provide testing procedures for many individual systems and components. The PCM monitors the fuel level input for various diagnostics. A malfunction in fuel level sensor circuit can set a DTC. For testing procedures and specifications, perform related DTC testing procedure. See SELF-DIAGNOSTICS - 3.8L BONNEVILLE, GRAND PRIX, IMPALA, LESABRE, MONTE CARLO, PARK AVENUE & REGAL article.