1990 Buick Century Interior Parts

Engine:

Showing parts for every engine. Select an engine to see only what fits.

The 1990 Buick Century has 110 interior parts with verified fitment on this page — 25 part types and 14 brands, covering both the 2.5L 151cid L4 and the 3.1L 189cid V6. Each part includes a manufacturer part number and application notes.

On the 1990 Buick Century, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear. Most of the listed parts are Seat Cover (28 parts), Dash Board Cover (12 parts) and Flooring (8 parts). The other 22 part types cover the remaining 62 parts.

Brake Pedal Bushing

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 74016
🇺🇸 US 🇨🇦 CA
AssortmentBrake and Clutch Pedal Bushing
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GM GENUINE Fits: 2.5L 151cid L4 14004821
🇺🇸 US 🇨🇦 CA
Thickness (In): 0.02 In
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SKP Fits: 2.5L 151cid L4 SK74016
🇺🇸 US 🇨🇦 CA
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This table covers the Brake Pedal bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.

Brake Pedal Pad

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 20771
🇺🇸 US 🇨🇦 CA
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This table covers the Brake Pedal pads. Typical signs include squeal, grind, or a wear-indicator scrape. Replace pads as an axle set and inspect the rotor or drum they ride on.

Dash Board Cover

Carpet

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 01320C
🇺🇸 US 🇨🇦 CA
Poly Carpet
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DASH DESIGNS Fits: 2.5L 151cid L4 01321C
🇺🇸 US 🇨🇦 CA
Poly Carpet
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Suede

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 2.5L 151cid L4 01320B
🇺🇸 US 🇨🇦 CA
Brushed Suede
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DASH DESIGNS Fits: 2.5L 151cid L4 01321B
🇺🇸 US 🇨🇦 CA
Brushed Suede
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DASH DESIGNS Fits: 2.5L 151cid L4 01320D
🇺🇸 US 🇨🇦 CA
Sedona Suede
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DASH DESIGNS Fits: 2.5L 151cid L4 01321D
🇺🇸 US 🇨🇦 CA
Sedona Suede
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Velour

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 01320V
🇺🇸 US 🇨🇦 CA
Plush Velour
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DASH DESIGNS Fits: 2.5L 151cid L4 01321V
🇺🇸 US 🇨🇦 CA
Plush Velour
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Woven

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 01320A
🇺🇸 US 🇨🇦 CA
Camo
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DASH DESIGNS Fits: 2.5L 151cid L4 01320X
🇺🇸 US 🇨🇦 CA
Dashtex
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DASH DESIGNS Fits: 2.5L 151cid L4 01321A
🇺🇸 US 🇨🇦 CA
Camo
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DASH DESIGNS Fits: 2.5L 151cid L4 01321X
🇺🇸 US 🇨🇦 CA
Dashtex
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This table covers the dash covers that sit over the instrument panel.

Door Latch Buffer

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 703239
🇺🇸 US 🇨🇦 CA
Assortment
Fitment notes — DORMAN 703239
Assortment
Fits:
Front LeftDoor Lock Lever Rod
or:
Front RightDoor Lock Lever Rod
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This table covers the buffers that quiet the door latch.

Door Panel Retainer / Clip

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 700339
🇺🇸 US 🇨🇦 CA
Panel Trim Retainer
Fitment notes — DORMAN 700339
Panel Trim Retainer
FrontCoupe1/4"
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DORMAN Fits: 2.5L 151cid L4 963025
🇺🇸 US 🇨🇦 CA
Includes 3 Retainers
Fitment notes — DORMAN 963025
Includes 3 Retainers
FrontCoupe1/4"
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This table covers the Door Panel retainers and clips.

Floor Mat

All Weather

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 2.5L 151cid L4 A102803CL
🇺🇸 US 🇨🇦 CA
Endura ClearVinyl
Fitment notes — DASH DESIGNS A102803CL
Endura ClearVinylFront
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DASH DESIGNS Fits: 2.5L 151cid L4 B102803CL
🇺🇸 US 🇨🇦 CA
Endura ClearVinyl
Fitment notes — DASH DESIGNS B102803CL
Endura ClearVinylFront And Rear
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Carpet

Brand Part Number Markets Notes Buy
ACC Popular Fits: 2.5L 151cid L4 9061160
🇺🇸 US 🇨🇦 CA
CutpileDie Cut
Fitment notes — ACC 9061160
CutpileDie CutComplete4 PiecesLogos Are Only Applied To Front Floor Mats
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ACC Popular Fits: 2.5L 151cid L4 9061180
🇺🇸 US 🇨🇦 CA
EssexDie Cut
Fitment notes — ACC 9061180
EssexDie CutComplete4 PiecesLogos Are Only Applied To Front Floor Mats
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DASH DESIGNS Fits: 2.5L 151cid L4 A10280E
🇺🇸 US 🇨🇦 CA
Endura Custom
Fitment notes — DASH DESIGNS A10280E
Endura Custom
Front
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DASH DESIGNS Fits: 2.5L 151cid L4 B10280E
🇺🇸 US 🇨🇦 CA
Endura Custom
Fitment notes — DASH DESIGNS B10280E
Endura Custom
Front And Rear
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This table covers the floor mats cut for this cabin.

Flooring

Cutpile

Brand Part Number Markets Notes Buy
ACC Popular Fits: 2.5L 151cid L4 2644160
🇺🇸 US 🇨🇦 CA
CutpileMolded
Fitment notes — ACC 2644160
CutpileMoldedComplete
4 Door
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ACC Popular Fits: 2.5L 151cid L4 2644162
🇺🇸 US 🇨🇦 CA
CutpileMolded
Fitment notes — ACC 2644162
CutpileMoldedCompleteWith Mass Backing
4 Door
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ACC Fits: 2.5L 151cid L4 2643160
🇺🇸 US 🇨🇦 CA
CutpileMolded
Fitment notes — ACC 2643160
CutpileMoldedComplete
2 Door
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ACC Fits: 2.5L 151cid L4 2643162
🇺🇸 US 🇨🇦 CA
CutpileMolded
Fitment notes — ACC 2643162
CutpileMoldedCompleteWith Mass Backing
2 Door
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Essex

Brand Part Number Markets Notes Buy
ACC Fits: 2.5L 151cid L4 2643180
🇺🇸 US 🇨🇦 CA
EssexMolded
Fitment notes — ACC 2643180
EssexMoldedComplete
2 Door
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ACC Fits: 2.5L 151cid L4 2644180
🇺🇸 US 🇨🇦 CA
EssexMolded
Fitment notes — ACC 2644180
EssexMoldedComplete
4 Door
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ACC Fits: 2.5L 151cid L4 2643182
🇺🇸 US 🇨🇦 CA
EssexMolded
Fitment notes — ACC 2643182
EssexMoldedCompleteWith Mass Backing
2 Door
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ACC Fits: 2.5L 151cid L4 2644182
🇺🇸 US 🇨🇦 CA
EssexMolded
Fitment notes — ACC 2644182
EssexMoldedCompleteWith Mass Backing
4 Door
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This table covers the replacement flooring and floor coverings for this cabin.

Hood Release Cable

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 912002
🇺🇸 US 🇨🇦 CA
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SKP Fits: 2.5L 151cid L4 SK721009
🇺🇸 US 🇨🇦 CA
View on
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ULTRA-POWER Fits: 2.5L 151cid L4 912002
🇺🇸 US 🇨🇦 CA
View on
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This table covers the Hood Release cables. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early.

Inside Door Handle

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: 2.5L 151cid L4 77026
🇺🇸 US 🇨🇦 CA
Chrome
Fitment notes — DORMAN 77026
Chrome
Fits:
Front LeftPlastic
or:
Rear LeftPlastic
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ULTRA-POWER Popular Fits: 2.5L 151cid L4 77026
🇺🇸 US 🇨🇦 CA
ChromePlastic
Fitment notes — ULTRA-POWER 77026
ChromePlastic
Front LeftRear Left
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DORMAN Fits: 2.5L 151cid L4 90163
🇺🇸 US 🇨🇦 CA
Textured Black
Fitment notes — DORMAN 90163
Textured Black
Fits:
Front RightPlastic or Metal
or:
Rear RightPlastic or Metal
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DORMAN Fits: 2.5L 151cid L4 90164
🇺🇸 US 🇨🇦 CA
Textured Black
Fitment notes — DORMAN 90164
Textured Black
Fits:
Front LeftPlasticMetal
or:
Rear LeftPlasticMetal
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DORMAN Fits: 2.5L 151cid L4 77025
🇺🇸 US 🇨🇦 CA
Chrome
Fitment notes — DORMAN 77025
Chrome
Fits:
Front RightPlastic
or:
Rear RightPlastic
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TECHPRO Fits: 2.5L 151cid L4 GM1352110
🇺🇸 US 🇨🇦 CA
Chrome
Fitment notes — TECHPRO GM1352110
Chrome
Front Left
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TECHPRO Fits: 2.5L 151cid L4 GM1353110
🇺🇸 US 🇨🇦 CA
Chrome
Fitment notes — TECHPRO GM1353110
Chrome
Front Right
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TECHPRO Fits: 2.5L 151cid L4 GM1352111
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — TECHPRO GM1352111
Black
Front LeftInside
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This table covers the interior door handles. Typical signs include a handle that works only from one side, or a broken lever inside the housing. Confirm inside vs outside and paint code in the notes.

Inside Rear View Mirror

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 2.5L 151cid L4 13524917
🇺🇸 US 🇨🇦 CA
Standard
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TECHPRO Fits: 2.5L 151cid L4 GM2950102
🇺🇸 US 🇨🇦 CA
without Map Lights
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This table covers the interior rear-view mirrors.

Inside Rear View Mirror Bracket

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 76975
🇺🇸 US 🇨🇦 CA
Material: Metal
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This table covers the brackets that mount the Inside Rear View Mirror. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners.

Parking Brake Pedal Pad

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 20739
🇺🇸 US 🇨🇦 CA
Single Pad
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DORMAN Fits: 2.5L 151cid L4 20741
🇺🇸 US 🇨🇦 CA
Assortment
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This table covers the Parking Brake Pedal pads. Typical signs include squeal, grind, or a wear-indicator scrape. Replace pads as an axle set and inspect the rotor or drum they ride on.

Power Window Switch Retaining Clip

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 49272
🇺🇸 US 🇨🇦 CA
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This table covers the Power Window Switch Retaining clips.

Radio Installation Kit

Brand Part Number Markets Notes Buy
METRA Popular Fits: 2.5L 151cid L4 994500
🇺🇸 US 🇨🇦 CA
TurbokitsRadio Installation Multi-Kit
Fitment notes — METRA 994500
TurbokitsRadio Installation Multi-KitMatte Black
0.5" ExtensionFor 2-Shaft/DIN
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METRA Popular Fits: 2.5L 151cid L4 994544
🇺🇸 US 🇨🇦 CA
TURBOKitsRadio Installation Multi-Kit
Fitment notes — METRA 994544
TURBOKitsRadio Installation Multi-KitIncludes Instructions, Hardware, Four Flat 0.5 in. Faceplates, One 0.5 in. Equalizer, One 1 in. Extension, Mounting Brackets
For 2-Shaft/DIN
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METRA Fits: 2.5L 151cid L4 994700
🇺🇸 US 🇨🇦 CA
TURBOKitsRadio Installation Multi-Kit
Fitment notes — METRA 994700
TURBOKitsRadio Installation Multi-KitIncludes Instructions, Hardware, Brackets
For 2-Shaft, DIN, DIN Pullout, DIN Removable-Face
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METRA Fits: 2.5L 151cid L4 994545
🇺🇸 US 🇨🇦 CA
TURBOKitsRadio Installation Multi-Kit
Fitment notes — METRA 994545
TURBOKitsRadio Installation Multi-KitIncludes Instructions, 4-Flat 0.5 in. ABS Plastic Faceplates, One 0.5 in. Equalizer Option, One 1 in. Extension
For 2-Shaft/DIN
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METRA Fits: 2.5L 151cid L4 994505
🇺🇸 US 🇨🇦 CA
TurbokitsRadio Installation Multi-Kit
Fitment notes — METRA 994505
TurbokitsRadio Installation Multi-Kit
0.75 in. ExtensionFor 2-Shaft/DIN
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METRA Fits: 2.5L 151cid L4 994644
🇺🇸 US 🇨🇦 CA
TURBOKitsRadio Installation Multi-Kit
Fitment notes — METRA 994644
TURBOKitsRadio Installation Multi-KitIncludes Instructions, Hardware, Three Faceplate Depths, Rear Support
For Use with OE Brackets
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METRA Fits: 2.5L 151cid L4 994503
🇺🇸 US 🇨🇦 CA
TurbokitsRadio Installation Multi-Kit
Fitment notes — METRA 994503
TurbokitsRadio Installation Multi-Kit
Flat TrimplateFor 2-Shaft/DINFor Use with Factory Radio Brackets or 02-GM Bracket Sets
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METRA Fits: 2.5L 151cid L4 994504
🇺🇸 US 🇨🇦 CA
TURBOKitsRadio Installation Multi-Kit
Fitment notes — METRA 994504
TURBOKitsRadio Installation Multi-KitIncludes Instructions, Hardware, EQ
OEM Quality ABS Plastic1 in.
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This table covers the Radio Installation kits.

Seat Cover

Mesh

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 2.5L 151cid L4 K220001O
🇺🇸 US 🇨🇦 CA
Cool Mesh
Fitment notes — DASH DESIGNS K220001O
Cool Mesh
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830O
🇺🇸 US 🇨🇦 CA
Cool Mesh
Fitment notes — DASH DESIGNS K301830O
Cool Mesh
2ND ROW BENCHSolid Backrest/Cushion
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Neoprene

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 K220001G
🇺🇸 US 🇨🇦 CA
Genuine Neoprene Solid
Fitment notes — DASH DESIGNS K220001G
Genuine Neoprene Solid
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
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DASH DESIGNS Fits: 2.5L 151cid L4 K220001U
🇺🇸 US 🇨🇦 CA
Genuine Neoprene 2-Tone
Fitment notes — DASH DESIGNS K220001U
Genuine Neoprene 2-Tone
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830G
🇺🇸 US 🇨🇦 CA
Genuine Neoprene Solid
Fitment notes — DASH DESIGNS K301830G
Genuine Neoprene Solid
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830U
🇺🇸 US 🇨🇦 CA
Genuine Neoprene 2-Tone
Fitment notes — DASH DESIGNS K301830U
Genuine Neoprene 2-Tone
2ND ROW BENCHSolid Backrest/Cushion
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Neosupreme

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 K220001A
🇺🇸 US 🇨🇦 CA
Camo
Fitment notes — DASH DESIGNS K220001A
Camo
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Popular Fits: 2.5L 151cid L4 K220001K
🇺🇸 US 🇨🇦 CA
Camo 2-Tone
Fitment notes — DASH DESIGNS K220001K
Camo 2-Tone
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
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DASH DESIGNS Fits: 2.5L 151cid L4 K220001N
🇺🇸 US 🇨🇦 CA
Neosupreme Solid
Fitment notes — DASH DESIGNS K220001N
Neosupreme Solid
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
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DASH DESIGNS Fits: 2.5L 151cid L4 K220001Z
🇺🇸 US 🇨🇦 CA
Neosupreme 2-Tone
Fitment notes — DASH DESIGNS K220001Z
Neosupreme 2-Tone
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830A
🇺🇸 US 🇨🇦 CA
Camo
Fitment notes — DASH DESIGNS K301830A
Camo
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830K
🇺🇸 US 🇨🇦 CA
Camo 2-Tone
Fitment notes — DASH DESIGNS K301830K
Camo 2-Tone
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830N
🇺🇸 US 🇨🇦 CA
Neosupreme Solid
Fitment notes — DASH DESIGNS K301830N
Neosupreme Solid
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830Z
🇺🇸 US 🇨🇦 CA
Neosupreme 2-Tone
Fitment notes — DASH DESIGNS K301830Z
Neosupreme 2-Tone
2ND ROW BENCHSolid Backrest/Cushion
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Polyester Blend

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 K2200016
🇺🇸 US 🇨🇦 CA
Grandtex
Fitment notes — DASH DESIGNS K2200016
Grandtex
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K220001Q
🇺🇸 US 🇨🇦 CA
Kingston
Fitment notes — DASH DESIGNS K220001Q
Kingston
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
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DASH DESIGNS Fits: 2.5L 151cid L4 K3018306
🇺🇸 US 🇨🇦 CA
Grandtex
Fitment notes — DASH DESIGNS K3018306
Grandtex
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830Q
🇺🇸 US 🇨🇦 CA
Kingston
Fitment notes — DASH DESIGNS K301830Q
Kingston
2ND ROW BENCHSolid Backrest/Cushion
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Tweed

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 2.5L 151cid L4 K220001S
🇺🇸 US 🇨🇦 CA
Southwest Sierra Tweed
Fitment notes — DASH DESIGNS K220001S
Southwest Sierra Tweed
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K220001T
🇺🇸 US 🇨🇦 CA
Duramax Tweed
Fitment notes — DASH DESIGNS K220001T
Duramax Tweed
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830S
🇺🇸 US 🇨🇦 CA
Southwest Sierra Tweed
Fitment notes — DASH DESIGNS K301830S
Southwest Sierra Tweed
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830T
🇺🇸 US 🇨🇦 CA
Duramax Tweed
Fitment notes — DASH DESIGNS K301830T
Duramax Tweed
2ND ROW BENCHSolid Backrest/Cushion
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Velour

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 2.5L 151cid L4 K2200017
🇺🇸 US 🇨🇦 CA
Allure
Fitment notes — DASH DESIGNS K2200017
Allure
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Popular Fits: 2.5L 151cid L4 K220001M
🇺🇸 US 🇨🇦 CA
Madera Velour
Fitment notes — DASH DESIGNS K220001M
Madera Velour
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K220001W
🇺🇸 US 🇨🇦 CA
Dorchester Velour
Fitment notes — DASH DESIGNS K220001W
Dorchester Velour
1ST ROW BENCH40/20/40 Backrest60/40 CushionHeadrest & Armrest Covers Are Not Available
View on
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DASH DESIGNS Fits: 2.5L 151cid L4 K3018307
🇺🇸 US 🇨🇦 CA
Allure
Fitment notes — DASH DESIGNS K3018307
Allure
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830M
🇺🇸 US 🇨🇦 CA
Madera Velour
Fitment notes — DASH DESIGNS K301830M
Madera Velour
2ND ROW BENCHSolid Backrest/Cushion
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DASH DESIGNS Fits: 2.5L 151cid L4 K301830W
🇺🇸 US 🇨🇦 CA
Dorchester Velour
Fitment notes — DASH DESIGNS K301830W
Dorchester Velour
2ND ROW BENCHSolid Backrest/Cushion
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This table covers the aftermarket and replacement seat covers listed for this cabin. Typical signs include split seams, collapsed foam showing through, or a cover that has shrunk off the bolster. Confirm row and material in the notes; many covers are side- and trim-specific.

Speaker

Brand Part Number Markets Notes Buy
METRA Fits: 2.5L 151cid L4 AW646SP
🇺🇸 US 🇨🇦 CA
4" x 6" Dual Cone
Fitment notes — METRA AW646SP
4" x 6" Dual Cone
4 x 6 in. Dual Cone
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METRA Fits: 2.5L 151cid L4 AW669SP
🇺🇸 US 🇨🇦 CA
6 x 9" Dual Cone
Fitment notes — METRA AW669SP
6 x 9" Dual Cone
6 in. x 9 in.Dual Cone
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This table covers the speakers in this cabin position.

Speedometer Driven Gear Seal

Brand Part Number Markets Notes Buy
ATP Fits: 2.5L 151cid L4 SO13
🇺🇸 US 🇨🇦 CA
Driven Gear Housing O-Ring1/2" OD
Fitment notes — ATP SO13
Driven Gear Housing O-Ring1/2" OD
without SpringRubber SealSiliconeOuter Diameter: 0.5"Lip Seal - Speedometer Gear Shaft
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PIONEER Fits: 2.5L 151cid L4 760010
🇺🇸 US 🇨🇦 CA
Silicone
Fitment notes — PIONEER 760010
Silicone
without SpringRubber SealOuter Diameter: 0.5"Lip SealSpeedometer Gear Shaft
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This table covers the seals at the Speedometer Driven Gear. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.

Steering Wheel Installation Kit

Brand Part Number Markets Notes Buy
GRANT Fits: 2.5L 151cid L4 3196
🇺🇸 US 🇨🇦 CA
Matte BlackNot Designed For Vehicles with Air Bag or Telescopic Column or Radio Controls/Cruise Controls Mounted On Steering Wheel
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GRANT Fits: 2.5L 151cid L4 5196
🇺🇸 US 🇨🇦 CA
Billet StyleBlack Polished
Fitment notes — GRANT 5196
Billet StyleBlack Polished
Black LusterNot Designed For Vehicles with Air Bag or Telescopic Column or Radio Controls/Cruise Controls Mounted On Steering Wheel
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GRANT Fits: 2.5L 151cid L4 51961
🇺🇸 US 🇨🇦 CA
Billet StyleSilver Polished
Fitment notes — GRANT 51961
Billet StyleSilver Polished
Polished AluminumNot Designed For Vehicles with Air Bag or Telescopic Column or Radio Controls/Cruise Controls Mounted On Steering Wheel
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GRANT Fits: 2.5L 151cid L4 5702
🇺🇸 US 🇨🇦 CA
Banjo Style
Fitment notes — GRANT 5702
Banjo Style
Polished Stainless SteelNot Designed For Vehicles with Air Bag or Telescopic Column or Radio Controls/Cruise Controls Mounted On Steering WheelFor Use with Banjo Wheels Only
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This table covers the Steering Wheel Installation kits.

Turn Signal / Cruise Control / Tilt Lever

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 49265
🇺🇸 US 🇨🇦 CA
BlackWasher Handle Replacement
Fitment notes — DORMAN 49265
BlackWasher Handle Replacement
with Wiper DelayWasher Switch Only
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This table covers the Turn Signal / Cruise Control / Tilt levers.

Turn Signal Cam

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 83232
🇺🇸 US 🇨🇦 CA
Camwith Tilt Steering Wheel
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DORMAN Fits: 2.5L 151cid L4 49300
🇺🇸 US 🇨🇦 CA
Assortment
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DORMAN Fits: 2.5L 151cid L4 83233
🇺🇸 US 🇨🇦 CA
without Tilt Steering Wheel
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SHEE-MAR Fits: 2.5L 151cid L4 SM18
🇺🇸 US 🇨🇦 CA
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This table covers the cams that cancel the turn signal.

Turn Signal Cam Retainer Spring

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 49312
🇺🇸 US 🇨🇦 CA
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This table covers the Turn Signal Cam Retainer springs. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats.

Window Crank Handle

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 76906
🇺🇸 US 🇨🇦 CA
Finish: Chrome with black knob
Fitment notes — DORMAN 76906
Finish: Chrome with black knob
Chrome Handlewith Black Knob
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NEEDA Fits: 2.5L 151cid L4 769061
🇺🇸 US 🇨🇦 CA
Chrome Handlewith Black Knob
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This table covers the Window Crank handles. Typical signs include a handle that works only from one side, or a broken lever inside the housing. Confirm inside vs outside and paint code in the notes.

Window Guide

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 45285
🇺🇸 US 🇨🇦 CA
Fits Front Right Upper Rearward
Fitment notes — DORMAN 45285
Fits:
Front Right Upper Rearward
or:
Front Left Upper Rearward
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DORMAN Fits: 2.5L 151cid L4 45332
🇺🇸 US 🇨🇦 CA
Assortment
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DORMAN Fits: 2.5L 151cid L4 700875
🇺🇸 US 🇨🇦 CA
Fits Rear Right Upper Rearward
Fitment notes — DORMAN 700875
Fits:
Rear Right Upper Rearward
or:
Rear Left Upper Rearward
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This table covers the Window guides.

Window Motor

Economy

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 742150
🇺🇸 US 🇨🇦 CA
Fits Front Right
Fitment notes — DORMAN 742150
Fits:
Front Right
or:
Front Left
or:
Rear Right
or:
Rear Left
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TECHPRO Fits: 2.5L 151cid L4 GM1356101
🇺🇸 US 🇨🇦 CA
Fits Front Right
Fitment notes — TECHPRO GM1356101
Fits:
Front Right
or:
Front Left
or:
Rear Right
or:
Rear Left
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Standard Replacement

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 2.5L 151cid L4 12497971
🇺🇸 US 🇨🇦 CA
Includes motor, backing plate, gear, and post
Fitment notes — GM GENUINE 12497971
Includes motor, backing plate, gear, and post
Fits:
FrontPower Windows
or:
RearPower Windows
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WAI GLOBAL Fits: 2.5L 151cid L4 82458
🇺🇸 US 🇨🇦 CA
Fits Front Right
Fitment notes — WAI GLOBAL 82458
Fits:
Front Right
or:
Front Left
or:
Rear Right
or:
Rear Left
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This table covers the motors that drive a window regulator. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.

Window Regulator Tape

Brand Part Number Markets Notes Buy
DORMAN Fits: 2.5L 151cid L4 74403
🇺🇸 US 🇨🇦 CA
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This table covers the tape used in a tape-drive window regulator.

Buying Interior Parts for a 1990 Buick Century

On this vehicle, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear.

  • Match the engine first. Every interior part here is engine-specific; each row shows which engine(s) it fits.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, replace the retainer clips with any panel removal — they are cheap insurance against squeaks.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Seat Cover and Dash Board Cover .

Frequently Asked Questions

How many interior parts fit the 1990 Buick Century?

Our catalog currently lists 110 interior parts for the 1990 Buick Century across 25 subcategories and 14 brands, covering both the 2.5L 151cid L4 and the 3.1L 189cid V6. Each part is matched to the engine(s) it fits.

Do interior parts differ between 1990 Buick Century engines?

Yes. Every interior part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.

What are the signs of interior problems on a 1990 Buick Century?

Common symptoms include a door handle that works only from outside, sagging headliner, a window switch that needs two presses, or seat adjusters that stick. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What should I replace at the same time?

Where labor overlaps, replace the retainer clips with any panel removal — they are cheap insurance against squeaks.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1990 Buick Century was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 1990 Buick Century?

First match the engine — each row shows which engine(s) the part fits. Then interior plastics are often color- and trim-specific — check the notes column against your trim level before ordering. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 1990 Buick Century

Interior Parts for Other Buick Century Years

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.