The engine model number is stamped at the front side on the top edge of the cylinder block. The same 4 character code as on the vehicle information code plate is used. The engine serial number is also stamped near the engine model number. As mentioned above, the engine can also be identified by the 8th digit in the VIN number.
| Fig. 5: The engine model stamp is located on the front side of the cylinder block — 1990–94 vehicles |
| Fig. 6: Location of the engine model number — 1995–98 420A (2.0L) engine |
| Fig. 7: Engine model number location — 1995–98 4G63 (2.0L) engine shown |
| Fig. 8: Vehicle identification number location on engine block — 1990–94 vehicles |
| Fig. 9: Location of the vehicle identification number stamp location — 1995–98 vehicles |