2008 Hummer H3 Interior Parts

Engine:

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

This page lists 77 interior parts for the 2008 Hummer H3, across 25 part types, covering both the 3.7L L5 and the 5.3L V8. Every part shows its brand, manufacturer part number and fitment notes.

On the 2008 Hummer H3, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear. 26 parts of the 77 listed are Window Motor (12 parts), Radio Module Interface (7 parts) and Window Regulator & Motor Assembly (7 parts). The other 22 part types cover the remaining 51 parts.

Accelerator Pedal Position Sensor

Brand Part Number Markets Notes Buy
GM GENUINE Popular Fits: 3.7L L5 25955673
🇺🇸 US 🇨🇦 CA
with Accelerator Pedal
View on
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STANDARD MOTOR PRODUCTS Popular Fits: 3.7L L5 APS136
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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HOLSTEIN Fits: 3.7L L5 2PPS0028
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
ULTRA-POWER Fits: 3.7L L5 5S7934
🇺🇸 US 🇨🇦 CA
View on
Amazon
VEMO Fits: 3.7L L5 V51820011
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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WELLS Fits: 3.7L L5 5S7934
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
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This table covers the Accelerator Pedal position sensors. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.

Accessory Power Outlet

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.7L L5 25774623
🇺🇸 US 🇨🇦 CA
Ebony
Fitment notes — GM GENUINE 25774623
Ebony
Fits:
Quarter Trim Panelwithout Cover12V OutletMating Connector is MaroonPart is Tubular In ShapeLabeled 25774623
or:
Dashboardwithout Cover12V OutletMating Connector is MaroonPart is Tubular In ShapeLabeled 25774623
View on
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This table covers the 12-volt power outlets in the cabin.

Accessory Power Outlet Cover

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 57020
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Black
Fitment notes — DORMAN 57020
Black
Cap and Retainer Ring
View on
Amazon
GM GENUINE Fits: 3.7L L5 15187371
🇺🇸 US 🇨🇦 CA
Includes Cover, Cap
Fitment notes — GM GENUINE 15187371
Includes Cover, Cap
EbonyAccessory Power Outlet Spring Cap
View on
Amazon

This table covers the Accessory Power Outlet covers.

Air Bag Clockspring

Brand Part Number Markets Notes Buy
WELLS Fits: 3.7L L5 1S8835
🇺🇸 US 🇨🇦 CA
View on
Amazon
WELLS Fits: 3.7L L5 1S8834
🇲🇽 MX
View on
Amazon

This table covers the clocksprings that carry airbag and steering-wheel circuits through the column.

Cargo Area Mat

Brand Part Number Markets Notes Buy
3D Fits: 3.7L L5 M1HE001130
🇺🇸 US 🇨🇦 CA
KAGU Triple Layer DesignCargo Liner
Fitment notes — 3D M1HE001130
KAGU Triple Layer DesignCargo Liner
Base Model or X ModelBehind 2nd Row SeatStowable (Color: Black)
View on
Amazon

This table covers the Cargo Area mats.

Cigarette Lighter

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 56457
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Repair Kit: Empty Cylinder and Tool.862” Outside Diameter
View on
Amazon

This table covers the cigarette-lighter elements.

Cigarette Lighter Bezel

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.7L L5 25749635
🇺🇸 US 🇨🇦 CA
EbonyCigarette Lighter Retainer
Fitment notes — GM GENUINE 25749635
EbonyCigarette Lighter Retainerwithout Cap
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This table covers the Cigarette Lighter bezels.

Clutch Pedal Bushing

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 74014
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Lever
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This table covers the Clutch 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.

Dash Board Cover

Carpet

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 3.7L L5 15040C
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Poly Carpet
View on
Amazon

Suede

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 3.7L L5 15040B
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Brushed Suede
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DASH DESIGNS Fits: 3.7L L5 15040D
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Sedona Suede
View on
Amazon

Velour

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 3.7L L5 15040V
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Plush Velour
View on
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Woven

Brand Part Number Markets Notes Buy
DASH DESIGNS Popular Fits: 3.7L L5 15040A
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Camo
View on
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DASH DESIGNS Fits: 3.7L L5 15040X
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Dashtex
View on
Amazon

This table covers the dash covers that sit over the instrument panel.

Door Panel Retainer / Clip

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 702001
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
10 pack
Fitment notes — DORMAN 702001
10 pack
Front
View on
Amazon

This table covers the Door Panel retainers and clips.

Floor Mat

All Weather

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 3.7L L5 A239103CL
🇺🇸 US 🇨🇦 CA
Endura ClearVinyl
Fitment notes — DASH DESIGNS A239103CL
Endura ClearVinyl
Frontwith Grommets on Both Mats
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Amazon
DASH DESIGNS Fits: 3.7L L5 B239103CL
🇺🇸 US 🇨🇦 CA
Endura ClearVinyl
Fitment notes — DASH DESIGNS B239103CL
Endura ClearVinylFront And Rear
View on
Amazon

Carpet

Brand Part Number Markets Notes Buy
DASH DESIGNS Fits: 3.7L L5 A23910E
🇺🇸 US 🇨🇦 CA
Endura Custom
Fitment notes — DASH DESIGNS A23910E
Endura Custom
Frontwith Grommets on Both Mats
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Amazon
DASH DESIGNS Fits: 3.7L L5 B23910E
🇺🇸 US 🇨🇦 CA
Endura Custom
Fitment notes — DASH DESIGNS B23910E
Endura Custom
Front And Rear
View on
Amazon

This table covers the floor mats cut for this cabin.

Hood Release Cable

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 912093
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
SHEE-MAR Fits: 3.7L L5 SM2419
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon
SKP Fits: 3.7L L5 SK912093
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

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 Rear View Mirror

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.7L L5 15269044
🇺🇸 US 🇨🇦 CA
LT SEN, Compass, O/S Temp DisplayInside Rearview Mirror with Compass (DF5)
Fitment notes — GM GENUINE 15269044
LT SEN, Compass, O/S Temp DisplayInside Rearview Mirror with Compass (DF5)Except GPS 1 Vehicle Communication System (UE1), Rearview Camera (UVC), Front View Camera (UVF)
View on
Amazon
GM GENUINE Fits: 3.7L L5 15269045
🇺🇸 US 🇨🇦 CA
Light Sensor, Compass, Outside Temperature Display, Onstar, and GPSInside Rearview Mirror with Compass (DF5), GPS 1 Vehicle Communication System (UE1)
Fitment notes — GM GENUINE 15269045
Light Sensor, Compass, Outside Temperature Display, Onstar, and GPSInside Rearview Mirror with Compass (DF5), GPS 1 Vehicle Communication System (UE1)Except Right Hand Drive (RHD), Rearview Camera (UVC), Front View Camera (UVF)
View on
Amazon

This table covers the interior rear-view mirrors.

Parking Brake Release Handle

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 74509
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Black
View on
Amazon

This table covers the Parking Brake Release 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.

Radio Installation Kit

Brand Part Number Markets Notes Buy
METRA Fits: 3.7L L5 953304
🇺🇸 US 🇨🇦 CA
Matte BlackHigh-Grade ABS Plastic
Fitment notes — METRA 953304
Matte BlackHigh-Grade ABS PlasticIncludes Instructions, Hardware
Base Model or X ModelFor Double DIN/Two Single DIN
View on
Amazon
METRA Fits: 3.7L L5 993304
🇺🇸 US 🇨🇦 CA
Matte BlackHigh-Grade ABS Plastic
Fitment notes — METRA 993304
Matte BlackHigh-Grade ABS PlasticIncludes Hardware, Storage Pocket, Snap-In ISO Support System, ISO Trim Ring
Base Model or X ModelRecessed DIN Mount
View on
Amazon

This table covers the Radio Installation kits.

Radio Module Interface

Brand Part Number Markets Notes Buy
METRA Popular Fits: 3.7L L5 AXDICL2
🇺🇸 US 🇨🇦 CA
Standard Interface - Provides 12 Volt, VSS, Park Brake and ReversePre-Wired For Steering Wheel Control
Fitment notes — METRA AXDICL2
Standard Interface - Provides 12 Volt, VSS, Park Brake and ReversePre-Wired For Steering Wheel Control
Base Model or X ModelRetains Retained Accessory Power
View on
Amazon
METRA Popular Fits: 3.7L L5 AXDISCL2
🇺🇸 US 🇨🇦 CA
Standard Interface - Provides 12 Volt, VSS, Park Brake and ReversePlus Retains Telematics and Built-In Steering Wheel Control
Fitment notes — METRA AXDISCL2
Standard Interface - Provides 12 Volt, VSS, Park Brake and ReversePlus Retains Telematics and Built-In Steering Wheel Control
Base Model or X Modelwith Steering Wheel Control
View on
Amazon
METRA Fits: 3.7L L5 AXADBX2
🇺🇸 US 🇨🇦 CA
Interface Control Box
Fitment notes — METRA AXADBX2
Interface Control Box
Base Model or X Modelwithout Digital Fade
View on
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METRA Fits: 3.7L L5 AXGM014
🇺🇸 US 🇨🇦 CA
ONSTAR Interface
Fitment notes — METRA AXGM014
ONSTAR Interface
Base Model or X Model
View on
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METRA Fits: 3.7L L5 AXGM04
🇺🇸 US 🇨🇦 CA
Amplifier/Onstar Interface
Fitment notes — METRA AXGM04
Amplifier/Onstar Interface
Base Model or X Model
View on
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METRA Fits: 3.7L L5 AXGMCL2
🇺🇸 US 🇨🇦 CA
Base Model or X Model
View on
Amazon
METRA Fits: 3.7L L5 AXGMCL2SWC
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Radio Data Interface
Fitment notes — METRA AXGMCL2SWC
Radio Data Interface
with Steering Wheel Controls
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This table covers the interfaces that connect an aftermarket radio to the factory harness.

Seat Adjustment Handle

Brand Part Number Markets Notes Buy
SKP Popular Fits: 3.7L L5 SK74308
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Fits LeftEbony
Fitment notes — SKP SK74308
Fits:
LeftEbony
or:
LeftSeat Recliner
View on
Amazon
DORMAN Fits: 3.7L L5 74391
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Black
Fitment notes — DORMAN 74391
Black
Front Right
View on
Amazon
DORMAN Fits: 3.7L L5 74308
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front LeftEbony
View on
Amazon
TECHPRO Fits: 3.7L L5 GM1342107
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Left
View on
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TECHPRO Fits: 3.7L L5 GM1343107
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Right
View on
Amazon
ULTRA-POWER Fits: 3.7L L5 74308
🇺🇸 US 🇨🇦 CA
LeftSeat Release Handle
Fitment notes — ULTRA-POWER 74308
LeftSeat Release HandleRecliner AdjustmentEbony
View on
Amazon

This table covers the Seat Adjustment 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.

Speaker

Brand Part Number Markets Notes Buy
GM GENUINE Fits: 3.7L L5 25926346
🇺🇸 US 🇨🇦 CA
Rear Side DoorEnhanced Speaker System (UQ3)
View on
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METRA Fits: 3.7L L5 AW660SP
🇺🇸 US 🇨🇦 CA
6 1/2" Dual Cone
Fitment notes — METRA AW660SP
6 1/2" Dual Cone
Base Model or X Model6.5"Dual Cone
View on
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This table covers the speakers in this cabin position.

Speaker Bezel

Brand Part Number Markets Notes Buy
METRA Fits: 3.7L L5 823006
🇺🇸 US 🇨🇦 CA
Speaker AdapterIncludes One Pair Of Adapters
Fitment notes — METRA 823006
Speaker AdapterIncludes One Pair Of Adapters
Base Model or X ModelVehicle Specific Spacer For 6 - 6.75 In. Aftermarket Speakers
View on
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This table covers the Speaker bezels.

Sunroof Motor

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS Fits: 3.7L L5 PSM102
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
View on
Amazon

This table covers the Sunroof motors. 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.

Transmission Shift Lever

Brand Part Number Markets Notes Buy
DORMAN Fits: 3.7L L5 74124
🇲🇽 MX
Automatic trans.
View on
Amazon
SKP Fits: 3.7L L5 SK74124
🇲🇽 MX
Automatic trans.
View on
Amazon

This table covers the shift levers that select gear.

Window Guide

Brand Part Number Markets Notes Buy
PRECISION Fits: 3.7L L5 5202002
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Glass Setting Block
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This table covers the Window guides.

Window Motor

Economy

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: 3.7L L5 742083
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Rightwithout Express Up and Down
View on
Amazon
DORMAN Popular Fits: 3.7L L5 742084
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Leftwithout Express Up and Down
View on
Amazon
CARDONE Fits: 3.7L L5 421032
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RemanufacturedContains Gear
Fitment notes — CARDONE 421032
RemanufacturedContains GearWindow Motor
Rear Left
View on
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CARDONE Fits: 3.7L L5 421055
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RemanufacturedContains Gear
Fitment notes — CARDONE 421055
RemanufacturedContains GearWindow Motor
Front RightPart numbers may be reversed on some models. Physically check unit off vehicle.
View on
Amazon
CARDONE Fits: 3.7L L5 421033
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RemanufacturedContains Gear
Fitment notes — CARDONE 421033
RemanufacturedContains GearWindow Motor
Rear Right
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CARDONE Fits: 3.7L L5 421054
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
RemanufacturedContains Gear
Fitment notes — CARDONE 421054
RemanufacturedContains GearWindow Motor
Front LeftPart numbers may be reversed on some models. Physically check unit off vehicle.
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
WAI GLOBAL Popular Fits: 3.7L L5 382333
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Left
View on
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AISIN Fits: 3.7L L5 RMGM011
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
New
Fitment notes — AISIN RMGM011
New
Front Left2-Pin
View on
Amazon
AISIN Fits: 3.7L L5 RMGM012
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
New
Fitment notes — AISIN RMGM012
New
Front Right2-PIN
View on
Amazon
CARDONE Fits: 3.7L L5 8210540
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Contains Gear
Fitment notes — CARDONE 8210540
Contains Gear
Front Left
View on
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CARDONE Fits: 3.7L L5 8210550
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Contains Gear2 Plug Connector
Fitment notes — CARDONE 8210550
Contains Gear2 Plug Connector
Front Right
View on
Amazon
WAI GLOBAL Fits: 3.7L L5 382334
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Right
View on
Amazon

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

Economy

Brand Part Number Markets Notes Buy
TECHPRO Fits: 3.7L L5 HU1350101
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Left
View on
Amazon
TECHPRO Fits: 3.7L L5 HU1351101
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Right
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
WAI GLOBAL Fits: 3.7L L5 384160
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear LeftPower Windows
View on
Amazon
WAI GLOBAL Fits: 3.7L L5 384161
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear RightPower Windows
View on
Amazon

This table covers the regulators that raise and lower each door glass.

Window Regulator & Motor Assembly

Economy

Brand Part Number Markets Notes Buy
DORMAN Popular Fits: 3.7L L5 741203
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear Right
View on
Amazon
DORMAN Popular Fits: 3.7L L5 741202
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear Left
View on
Amazon
TYC Fits: 3.7L L5 660835
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear Right
View on
Amazon
TYC Fits: 3.7L L5 660834
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear Left
View on
Amazon
VARIOUS MFR Fits: 3.7L L5 HU1351100
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Front Right
View on
Amazon

Standard Replacement

Brand Part Number Markets Notes Buy
WAI GLOBAL Fits: 3.7L L5 82254
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear Left
View on
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WAI GLOBAL Fits: 3.7L L5 82255
🇺🇸 US 🇨🇦 CA 🇲🇽 MX
Rear Right
View on
Amazon

This table covers combined regulator-and-motor assemblies for a door.

Buying Interior Parts for a 2008 Hummer H3

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: Window Motor and Radio Module Interface .

Frequently Asked Questions

How many interior parts fit the 2008 Hummer H3?

Our catalog currently lists 77 interior parts for the 2008 Hummer H3 across 25 subcategories and 19 brands, covering both the 3.7L L5 and the 5.3L V8. Each part is matched to the engine(s) it fits.

Do interior parts differ between 2008 Hummer H3 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 2008 Hummer H3?

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 2008 Hummer H3 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 2008 Hummer H3?

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 2008 Hummer H3

Interior Parts for Other Hummer H3 Years

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