Petrol | ||||
| 2.5 Pontiac Tech IV Iron Duke | 90 hp / 66kW | Front Wheel Drive | 1981-1983 | |
| 2.5 Pontiac Tech IV Iron Duke | 92 hp / 68kW | Front Wheel Drive | 1983-1986 | |
| 2.5 Pontiac Tech IV Iron Duke | 98 hp / 72kW | Front Wheel Drive | 1986-1989 | |
| 2.2 GM LN2 122 | 110 hp / 81kW | Front Wheel Drive | 1992-1993 | |
| 2.5 Pontiac Tech IV Iron Duke | 110 hp / 81kW | Front Wheel Drive | 1989-1992 | |
| 3.0 Buick LK9 V6 | 110 hp / 81kW | Front Wheel Drive | 1983-1985 | |
| 3.0 Buick LK9 V6 | 110 hp / 81kW | Front Wheel Drive | 1981-1985 | |
| 2.8 GM LE2 V6 | 112 hp / 82kW | Front Wheel Drive | 1985-1986 | |
| 2.2 GM LN2 122 | 120 hp / 88kW | Front Wheel Drive | 1993-1996 | |
| 2.8 GM LB6 V6 | 125 hp / 92kW | Front Wheel Drive | 1986-1988 | |
| 2.8 GM LB6 V6 | 125 hp / 92kW | Front Wheel Drive | 1986-1988 | |
| 3.8 Buick LG3 V6 | 125 hp / 92kW | Front Wheel Drive | 1983-1985 | |
| 3.8 Buick LG3 V6 | 150 hp / 110kW | Front Wheel Drive | 1985-1988 | |
| 3.1 GM L82 V6 | 160 hp / 118kW | Front Wheel Drive | 1993-1996 | |
| 3.3 Buick 3300 LG7 V6 | 160 hp / 118kW | Front Wheel Drive | 1988-1993 | |
Diesel | ||||
| 4.3 Oldsmobile LT7 V6 | 85 hp / 62kW | Front Wheel Drive | 1983-1985 | |
| 4.3 Oldsmobile LT7 V6 | 85 hp / 62kW | Front Wheel Drive | 1981-1985 | |