Fuel Systems (Gasoline): Notes
WARNING: This page is about a different car, the 2003 Pontiac Sunfire, 2003 Pontiac Grand Am, 2003 Oldsmobile Alero, and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
ALWAYS release fuel pressure before disconnecting any fuel injection-related component. Do not allow fuel to contact engine or electrical components. See FUEL SYSTEM PRESSURE RELEASE .
NOTE:
Perform powertrain diagnostic system check prior to testing, and after completing any repairs. See DIAGNOSTIC SYSTEM CHECK - ENGINE CONTROLS
under SELF-DIAGNOSTIC SYSTEM in SELF-DIAGNOSTICS - 2.2L ALERO, CAVALIER, GRAND AM & SUNFIRE - GASOLINE article.
NOTE:
For location of components, see COMPONENT LOCATIONS . For circuit identification, see WIRING DIAGRAMS .
Manufacturer does not provide testing procedures for many individual systems and components. For fuel system testing not listed, perform related DTC testing procedure. See SELF-DIAGNOSTICS - 2.2L ALERO, CAVALIER, GRAND AM & SUNFIRE - GASOLINE article.