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Decode RPO code for GM Chevy Buick Cadillac

What do RPO Codes Means?

A Regular Production Option is a General Motors standard coding for vehicle configuration options Each RPO code is a combination of three alphanumeric characters (like Z71) that refers to a specific option or modification to the vehicle as built during production and can be used to identify specific vehicle options or modifications such as paint colors, engine types, interior options, wheel types, etc.

Where are the RPO Codes Located?

Beginning with the 2018 model year, a QR code was added to the Certification label on all Buick, Cadillac, Chevrolet and GMC models. The new QR code includes the Vehicle Identification Number (VIN), RPO codes and other information that identify the content of the vehicle. In previous model years, the Service Parts Identification (SPID) label, often located in the trunk or glovebox of a vehicle, included this information. Example of RPO codes label

Where are the RPO Codes Located before 2018?

The RPO Codes can be found on a placard labeled “Service Parts Identification” in the glove box, on the trunk floor or inside the driver's door panel.

  • Bravada is found in the glove box
  • Cobalt is found on the trunk floor
  • Envoy is found in the glove box
  • Camaro is found on the trunk floor
  • Rainier is found in the glove box
  • Silverado/Sierra is found in the glove box
Example of RPO codes label

QR Code Reader

Software to read the QR code is commonly available for any Android, iPhone.

For iPhone you can use the builtin Camera app. For Android many basic applications can be downloaded for free. Tested QR code readers that are easy to use include NeoReader by NM LLC, i-nigma by 3GVision, QR Scanner by Honestly App, QR Droid by DroidLa and Bar-Code by PW2.

Once the QR code is scanned, the vehicle information will appear in the following order: VIN, Model Year, Model, Build Month, Year, Engineering Book, Vehicle Order Number, 3 Digit RPO Codes sorted alphanumerically, and the Paint Code.

For example, here's the information as shown from a scanned QR code:

1GYKPGRS8LZ150076,2020,6NX26,12,19,N,XHTBDW,AR9 AXP AYG A2X A7K CJ2 C3U DRZ DYX EB1 EF7 FE5 FHO F48 G1W H1Y IOT I20 JL9 KW7 LGX MAH M3W NE1 NE1 NP5 NUC QNU Q6Q RTI SSH TC2 UHS UQP UV6 U2K V8D V92 WML ZCD 1SF 1SF 4AA 6X1 7X1 8X2 9X2,,,,,

Just copy scanned value and paste it here!

Silverado 2500 HD Retail and Fleet AVAILABLE MODELS
  • 4WD Long Bed Double Cab (CK20953)
  • 2WD Standard Bed Crew Cab (CC20743)
  • 2WD Long Bed Crew Cab (CC20943)
  • 4WD Long Bed Crew Cab (CK20943)
  • 4WD Standard Bed Crew Cab (CK20743)
  • 2WD Standard Bed Double Cab (CC20753)
  • 4WD Standard Bed Double Cab (CK20753)
  • 2WD Long Bed Regular Cab (CC20903)
  • 4WD Long Bed Regular Cab (CK20903)
  • 2WD Long Bed Double Cab (CC20953)
Deletions
  • Exterior color (G48) Auburn Metallic
  • Exterior color (G6M) Dark Ash Metallic
  • (UD7) Rear Park Assist
  • (WEA) Z71 Sport Edition Package
  • (QG3) LT275/70R18 mud-terrain blackwall tires
  • (S9O) 20" high gloss painted wheels
  • (Q7G) 20" Bright Chrome, 12-spoke wheels
  • (S8A) 20" Bright Chrome, 8-spoke wheels
  • (SKW) LPO, 20" (50.8 cm) multi-dimensional Chrome aluminum wheels
  • (SHL) LPO, 20" (50.8 cm) Chrome aluminum wheels
New Features
  • Exterior color (GBD) Cypress Gray
  • (SRI) 20" (50.8 cm) High gloss Black painted wheel
  • (WPK) Trail Boss Package
  • (CWK) Custom Blackout Package
  • (KGU) Universal Vehicle Module
Changes
  • (K34) Cruise Control is standard on 1WT
  • (KSG) Adaptive Cruise Control is now standard on High Country
  • (CGN) Spray-on Bedliner will have Chevrolet Logo on back wall
  • (KI4) 120-volt power outlet is standard on 1LT
  • (UD5) Front & Rear Park Assist is now included with (PQA) WT/CX Safety Package, (PQB) WT/CX Safety Package and standard on 3LT.
  • (N33) Steering Column, Tilt changes from Base to Standard for 1WT and 1CX.
  • (N37) Steering Column, Tilt & Telescoping no longer available on 1WT and 1CX
  • (WJP) Midnight Editon now only available on High Country
  • (CF5) Sunroof is no longer an option on 1LT
  • (ZW9) pickup bed delete is no longer offered on 1LZ Crew Cab
  • (JL1) trailer brake controller now standard on all models (previously optional on 1WT and 1CX)
  • (KC9) 120-volt bed-mounted power outlet and (UBI) 2 charge-only USB ports for second row now standard on LT

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2021 - 2025 RPO Codes decoder