RPO Code Identification
Some specifications vary, depending on Gross Vehicle Weight Rating (GVWR) and options. For GVWR identification, check driver door jamb sticker. For Regular Production Option (RPO) Code identification, see RPO CODE IDENTIFICATION table. The RPO codes are on a label, normally located in glove box.
RPO CODE IDENTIFICATION
| RPO Code | Option |
|---|---|
| JC3 | Vacuum Boost 6400 GVWR |
| JC4 | Vacuum Boost 7200 GVWR |
| JH1 | Hydraulic Boost 6400 GVWR |
| JH2 | Hydraulic Boost 7200 GVWR |
| JH6 | Hydraulic Boost 9900 GVWR |
| JH7 | Hydraulic Boost 12,300 GVWR |
| JL4 | Active Brakes |
| NYS | Rear Steering |