Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 1991 GMC K2500 Fuel Cap

1991 GMC K2500 Fuel Cap

My Vehicle Change Vehicle
1991 GMC K2500
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Fuel Systems
  • Department
  • Brands
  • Prices

16 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 1991 GMC K2500 Tank Assembly Cap Diagram - 22591476
    View Related Parts

    OEM (Genuine) 1991 GMC K2500 Tank Assembly Cap

    PartNumber: 22591476
    OEM 1991 GMC K2500 Tank Assembly Cap - 22591476
    Product Specifications
    • Notes: Gas
    • Item Dimensions: 3.1 x 3.1 x 3.1 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 22581522, 30010179, 3542094, 3542796, 03542094, 15619914, 03542796
    • Part Description: 1991 GMC K2500 Tank Assembly Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.3 L GAS, 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 7.4 L GAS
    $19.51 MSRP: $35.31
    You Save: $15.80 (45%)
  • Gates Pre Release Locking Fuel Tank Cap for 1991 GMC K2500 - 31734

    Gates® Pre Release Locking Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 31734
    Product Specifications
    • Cam Type: Threaded
    • Cap Depth: 2.38"
    • Locking: Yes
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.75"
    • Type: Pre-Release Locking Fuel Cap
    • UPC: 072053416091
    • Venting: Emission Control
    • Part Description: 1991 GMC K2500 Pre Release Locking Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
    $18.69
  • Gates Locking Fuel Tank Cap for 1991 GMC K2500 - 31778

    Gates® Locking Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 31778
    Product Specifications
    • Cam Type: Threaded
    • Cap Depth: 2.61"
    • Locking: Yes
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.91"
    • Type: Regular Fuel Cap
    • UPC: 072053021455
    • Venting: Emission Control
    • Part Description: 1991 GMC K2500 Locking Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
    $13.76
  • Gates Diesel Non Locking Fuel Tank Cap for 1991 GMC K2500 - 31835D

    Gates® Diesel Non Locking Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 31835D
    Product Specifications
    • Notes: Green
    • Cam Type: Quick-On
    • Cap Depth: 2.14"
    • Color: Green
    • Locking: No
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.89"
    • Type: Diesel Only Fuel Cap
    • UPC: 770075465676
    • Venting: Pressure Vacuum
    • Part Description: 1991 GMC K2500 Diesel Non Locking Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    $7.18
  • Gates Replacement Non Locking Fuel Tank Cap for 1991 GMC K2500 - 31748

    Gates® Replacement Non Locking Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 31748
    Product Specifications
    • Cam Type: Threaded
    • Cap Depth: 2.05"
    • Locking: No
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.78"
    • Type: OE Equivalent Fuel Cap
    • UPC: 072053021325
    • Venting: Emission Control
    • Part Description: 1991 GMC K2500 Replacement Non Locking Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
    $6.27
  • Gates Pre Release Non Locking Fuel Tank Cap for 1991 GMC K2500 - 31615

    Gates® Pre Release Non Locking Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 31615
    Product Specifications
    • Cam Type: Threaded
    • Cap Depth: 2.14"
    • Locking: No
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.81"
    • Type: Pre-Release Fuel Cap
    • UPC: 072053107760
    • Venting: Emission Control
    • Part Description: 1991 GMC K2500 Pre Release Non Locking Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
    $9.10
  • STANT Fuel Tank Cap for 1991 GMC K2500 - 10504

    STANT® Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 10504
    Product Specifications
    • Notes: Color Black; Part Attributes W/ Threaded Filler Neck; Part Replacement Replaces 48349
    • Cam Type: Threaded
    • Cap Depth: 2.48"
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.91"
    • UPC: 033342062283
    • Venting: Emission Control
    • Part Description: 1991 GMC K2500 Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
  • OEM 1991 GMC K2500 Cap Asm-Fuel Tank Filler Diagram - 15996393
    View Related Parts

    OEM (Genuine) 1991 GMC K2500 Cap Asm-Fuel Tank Filler

    PartNumber: 15996393
    OEM 1991 GMC K2500 Cap Asm-Fuel Tank Filler - 15996393
    Product Specifications
    • Notes: Diesel
    • Other Names: Cap, Filler Cap, Fuel Cap
    • Item Dimensions: 6.3 x 3.4 x 3.2 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC K2500 Cap Asm-Fuel Tank Filler
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SLE, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL
  • STANT Diesel Only Locking Fuel Cap for 1991 GMC K2500 - 10591D

    STANT® Diesel Only Locking Fuel Cap for 1991 GMC K2500

    PartNumber: 10591D
    Product Specifications
    • Notes: Color Green; Green
    • Cam Type: Quick-On
    • Cap Depth: 2.61"
    • Color: Green
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.91"
    • UPC: 033342118775
    • Venting: Pressure Vacuum
    • Part Description: 1991 GMC K2500 Diesel Only Locking Fuel Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
  • OEM 1991 GMC K2500 Label-Diesel Fuel Only Diagram - 15743131
    View Related Parts

    OEM (Genuine) 1991 GMC K2500 Label-Diesel Fuel Only

    PartNumber: 15743131
    OEM 1991 GMC K2500 Label-Diesel Fuel Only - 15743131
    Product Specifications
    • Notes: Gas & Diesel Engines, "diesel Only", Red Letters
    • Other Names: Cap, Filler Cap, Fuel Label, Label
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 14039900
    • Part Description: 1991 GMC K2500 Label-Diesel Fuel Only
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
  • STANT Fuel Tank Cap for 1991 GMC K2500 - 10830D

    STANT® Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 10830D
    Product Specifications
    • Notes: Color Green; Part Replacement Replaces 48349; Green
    • Cam Type: Quick-On
    • Cap Depth: 2.14"
    • Color: Green
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.89"
    • UPC: 033342119413
    • Venting: Pressure Vacuum
    • Part Description: 1991 GMC K2500 Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
  • STANT Fuel Tank Cap for 1991 GMC K2500 - 10834

    STANT® Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 10834
    Product Specifications
    • Notes: Color Black; Part Attributes W/ Threaded Filler Neck; Part Replacement Replaces 48349
    • Cam Type: Threaded
    • Cap Depth: 1.78"
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.61"
    • UPC: 033342062191
    • Venting: Emission Control
    • Part Description: 1991 GMC K2500 Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
  • STANT Pre-Release Keyed Alike Fuel Cap for 1991 GMC K2500 - 17501

    STANT® Pre-Release Keyed Alike Fuel Cap for 1991 GMC K2500

    PartNumber: 17501
    Product Specifications
    • Notes: Color Black
    • Cap Depth: 2.375
    • Color: Black
    • Fuel Cap Venting: Emission Control
    • Locking: Yes
    • Material: Plastic
    • Neck Diameter: 1.750
    • Shell Diameter: 2.750
    • Tether Included: No
    • UPC: 333420190106
    • Part Description: 1991 GMC K2500 Pre-Release Keyed Alike Fuel Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
  • STANT Pre-Release Diesel Only Keyed Alike Fuel Cap for 1991 GMC K2500 - 17501D

    STANT® Pre-Release Diesel Only Keyed Alike Fuel Cap for 1991 GMC K2500

    PartNumber: 17501D
    Product Specifications
    • Notes: Color Green; Green
    • Cap Depth: 2.375
    • Color: Green
    • Fuel Cap Venting: Pressure Vacuum
    • Locking: Yes
    • Material: Plastic
    • Neck Diameter: 1.750
    • Shell Diameter: 2.750
    • Tether Included: No
    • UPC: 033342119529
    • Part Description: 1991 GMC K2500 Pre-Release Diesel Only Keyed Alike Fuel Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
  • STANT Regular Keyed Alike Fuel Cap for 1991 GMC K2500 - 17591

    STANT® Regular Keyed Alike Fuel Cap for 1991 GMC K2500

    PartNumber: 17591
    Product Specifications
    • Notes: Color Black
    • Cap Depth: 2.625
    • Color: Black
    • Fuel Cap Venting: Emission Control
    • Locking: Yes
    • Material: Plastic
    • Neck Diameter: 1.750
    • Shell Diameter: 2.938
    • Tether Included: No
    • UPC: 333420179170
    • Part Description: 1991 GMC K2500 Regular Keyed Alike Fuel Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L
    • 1991 GMC K2500 | All Trims | 6 Cyl 4.3L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.0L
    • 1991 GMC K2500 | All Trims | 8 Cyl 5.7L
    • 1991 GMC K2500 | All Trims | 8 Cyl 7.4L
    Show More
  • STANT Fuel Tank Cap for 1991 GMC K2500 - 17591D

    STANT® Fuel Tank Cap for 1991 GMC K2500

    PartNumber: 17591D
    Product Specifications
    • Notes: Color Green; Green
    • Cam Type: Quick-On
    • Cap Depth: 2.61"
    • Color: Green
    • Neck Diameter: 1.77"
    • Shell Diameter: 2.91"
    • UPC: 033342123243
    • Venting: Pressure Vacuum
    • Part Description: 1991 GMC K2500 Fuel Tank Cap
    More Info
    Vehicle Fitment
    • 1991 GMC K2500 | All Trims | 8 Cyl 6.2L