This part fits the vehicle you selected:
My Vehicle: 2GCEK19N431339874 2003 Light Truck Silverado / Sierra - 03, 43, 53 Bodystyle (4WD / AWD) 8 Cyl 6.0L MFI, Iron, High Output; 4-Speed Automatic Transmission, HMD, 4L60-E/4L65-E, Heavy Duty; Silverado 1500 Extended Cab Standard Box
The vehicle options this part fits:
  • Fitting Vehicle Options: CK1,2,3(AN3)(2ND DES)
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GM 88978360 Lumbar,Driver Seat Back

2003-2007 GM

GM 88978360 Lumbar,Driver Seat Back
  • Part Description
    LUMBAR, Seat Back Cushion
  • Position
    Driver Side
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Customer Questions & Answers
This part fits the vehicle you selected:
2GCEK19N431339874 2003 Light Truck Silverado / Sierra - 03, 43, 53 Bodystyle (4WD / AWD) 8 Cyl 6.0L MFI, Iron, High Output; 4-Speed Automatic Transmission, HMD, 4L60-E/4L65-E, Heavy Duty; Silverado 1500 Extended Cab Standard Box
The vehicle options this part fits:
  • Fitting Vehicle Options: CK1,2,3(AN3)(2ND DES)
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Product Specifications

BrandGenuine GM
Manufacturer Part Number88978360
Part DescriptionLUMBAR, Seat Back Cushion
Other NamesLumbar Support
Item Dimensions26.5 x 14.5 x 5.7 inches
Item Weight4.10 Pounds
PositionDriver Side
ConditionNew
Fitment TypeDirect Replacement
ManufacturerGeneral Motors
SKU88978360
WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
Shipping & ReturnShipping Policy Return Policy
Warning: California’s Proposition 65

Customer Questions & Answers

Q:
Do these parts fit my vehicle? Posted by GMPartsGiant Specialist
A:
You can Select Your Vehicle to check if 88978360 fits your vehicle.
Posted by GMPartsGiant Specialist
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