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1985 Buick Lesabre
-- Select Engine --
Engine Description RPO Code
The drop down menu includes engine codes with descriptions and engine sizes. Please use the following tutorial to locate the actual engine size of your vehicle; it could help you make the correct selection.
  • 6 Cyl 3.8L 2BBL LD5
  • 8 Cyl 5.0L 4BBL LV2
  • 8 Cyl 5.7L Diesel LF9
-- Select Transmission --
Transmission Description RPO Code
  • 3-Speed Automatic Transmission, THM200C MV9
  • 3-Speed Automatic Transmission, THM250C M31
  • 4-Speed Automatic Transmission, THM200-4R/200-4R MW9
  • 4-Speed Automatic Transmission, THM325-4L M57
-- Select Model Code --
Model Code Description RPO Code
A GM Model Code can be found on both the Service Tag and Service Parts Identification Tag.
  • Electra Estate Wagon 4BV35
  • Lesabre Custom 2 Door 4BN37
  • Lesabre Custom 4 Door 4BN69
  • Lesabre Estate Wagon 4BR35
  • Lesabre LTD 2 Door Collect SP Edit 4BP37
  • Lesabre LTD 4 Door Collect SP Edit 4BP69
Parts Question Guide

Parts found for 1985 Buick Lesabre > Fuel System, Exhaust, Emission System > Fuel Supply System

Part No. Part Description Retail
BEARING, Fuel Pump


BOLT, Fuel Tank Mounting Strap


CAM, Fuel Tank Meter/Pump


CAP, Fuel Tank Filler


CLAMP, Hose (Radiator,Heater,A/C)


CLIP, Fuel Injection


FILTER, Engine Fuel Filter Make Sure These Fit




GASKET, Engine Front Cover




INSERT, Fuel Injection


PUMP, Fuel


SCREW, Hexagon Socket Head


SEAL, Fuel Gage to Tank


SEAL, Fuel Injector Pump


STRAP, Fuel Tank



Although General Motors no longer manufactures this part, we may still have stock or the ability to special order it.

To verify availability, please contact us. We will respond promptly.

There are multiple parts that fit your vehicle, select the one that best matches your needs, or select vehicle options to filter result.
Genuine GM Parts, the Right Choice offers the lowest prices for genuine 1985 Buick Lesabre parts. Parts like Fuel Supply System are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel. Model Code: CUSTOM 2 DOOR, CUSTOM 4 DOOR, ELECTRA ESTATE WGN, ESTATE WAGON, LIMITED 2 DOOR COLLECT SP EDIT, LIMITED 4 DOOR COLLECT SP EDIT.
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This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.