Section 52 (Automatic Transmission Servicing): Identification: Notes
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
Transaxle has a metal identification plate or Service Replacement Transmission Assembly (SRTA) plate attached to rear face of transaxle. See Fig 1 . Transaxle RPO codes are MN7 or M15. The MN7 is a heavy duty model and has a 10.2" (258 mm) torque converter.