LeSabre V6-231 3.8L VIN A 2-bbl (1984)
Fuel Return Line: All Technical Service Bulletins
Fuel Injected Engines - Fuel Line Replacement
Bulletin 84-6C-17
Date Sept. '84
Ref.No. 84-329-6C
SUBJECT:
FUEL LINES ON FUEL INJECTED ENGINES
MODELS AFFECTED: ALL 1.8L AND 3.8L MULTI AND SEQUENTIAL PORT FUEL INJECTED ENGINES
The fuel system used on vehicles equipped with the 1.8L and 3.8L MFI and SFI engines operates at a higher pressure than carbureted or throttle body
injected engines.
Should any fuel hose used with this engine application require replacement. It should be ordered from WDDGM.
No attempt should be made to make field repairs.
The 1984 and 1985 Chassis Service Manuals should be reviewed for specific fuel system pressure diagnosis and repairs.
