Calais L4-138 2.3L VIN A FI HP (1989)
Exhaust Manifold: Service and Repair
Installation
Automatic Transmission
INSTALL OR CONNECT
1. Exhaust manifold and new gaskets.
Exhaust Manifold And Gasket Installation
2. Exhaust manifold to cylinder head retaining nuts. Follow the tightening sequence and tighten to 42 Nm (31 lbs. ft.).
3. Exhaust manifold brace to manifold bolt and torque to 54 Nm (40 lbs. ft.).
4. Raise vehicle.
Exhaust Manifold To Pipe
5. Index exhaust manifold bolts into exhaust pipe flange.
6. Using a 5.5 mm (7/32") socket start both nuts. Rotate counterclockwise (as if loosening a right hand thread nut, or installing a nut with left hand
threads).
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Turn both nuts in evenly to avoid cocking the exhaust pipe and binding the nuts. Turn nuts in until fully seated.
7. Lower vehicle.
