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2015 Chevrolet Silverado 2500 HD 4WD
-- 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 4.3L GEN 5, SIDI, VVT, OHV, E85 MAX, ALUM LV3
  • 8 Cyl 5.3L L83
  • 8 Cyl 6.0L Flexible Fuel, SFI Iron L96
  • 8 Cyl 6.0L LPG/CNG, SFI, GEN 1 LC8
  • 8 Cyl 6.2L L86
  • 8 Cyl 6.6L Diesel Dual Turbo, DI, DURAMAX LML
-- Select Transmission --
Transmission Description RPO Code
  • 6-Speed Automatic Transmission, ALLISON, LCT 1000, Overdrive MW7
  • 6-Speed Automatic Transmission, HMD, 6L-80 MYC
  • 6-Speed Automatic Transmission, HMD, 6L-90 MYD
  • 8-Speed Automatic Transmission M5U
-- 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.
  • Silverado 1500 Crew Cab CK15543
  • Silverado 1500 Crew Cab Standard Box CK15743
  • Silverado 1500 Double Cab Standard Box CK15753
  • Silverado 1500 Regular Cab Long Box CK15903
  • Silverado 1500 Regular Cab Standard Box CK15703
  • Silverado 2500 Crew Cab Standard Box CK25743
  • Silverado 2500 Regular Cab Only CK25903
  • Silverado 3500 Crew Cab Long Box CK35943
  • Silverado 3500 Crew Cab Only CK36043
  • Silverado 3500 Crew Cab Standard Box CK35743
  • Silverado 3500 Double Cab Long Box CK35953
  • Silverado 3500 Regular Cab Only CK35903
  • Silverado 3500 Regular Cab Only CK36003
  • Silverado 3500 Regular Cab Only CK36403
  • Silverado Crew Cab 2500 Long Box CK25943
  • Silverado Double Cab 2500 Long Box CK25953
  • Silverado Double Cab 2500 Standard Box CK25753
  • Suburban 1500 4 Door Utility CK15906
  • Tahoe 1500 4 Door Utility CK15706
Parts Question Guide

2015 Chevrolet Silverado 2500 HD 4WD Parts

Parts and Categories

[-] [+]Cab And Body Parts, Wipers, Mirrors, Doors, Trim, Seat Belts

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It can be found on the vehicle's title, registration, and insurance papers, driver side of the dashboard near the windshield, and on the driver's side door jamb.
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