ENGINE IDENTIFICATION
Engine may be identified by eighth character of Vehicle Identification Number (VIN) stamped on metal tab located near lower left corner of windshield. See ENGINE IDENTIFICATION CODES table.
Engine serial number may be required when ordering replacement parts. Engine serial number is located on left front corner of cylinder block just below cylinder head.
| Engine | Code | |
|---|---|---|
| 3.9L PFI | X | |
| 5.2L PFI | Y | |
| 5.2L MFI CNG | T | |
| 5.9L PFI | ||
| Light Duty Cycle | Z | |
| Heavy Duty Cycle (1) | 5 | |
| (1) Heavy Duty Cycle (HDC) engine uses an engine mounted air injection pump. | ||
| (1) | Heavy Duty Cycle (HDC) engine uses an engine mounted air injection pump. |
ENGINE IDENTIFICATION CODES