Chevrolet Cobalt Service & Repair Manual: Exhaust Manifold, Replace

Removal

1. Remove exhaust manifold heat shield.
2. Remove oxygen sensor.
3. Raise and support vehicle.
4. Remove manifold to exhaust flex decoupler mounting bolts.
5. Pull down and back on exhaust pipe in order to disconnect pipe from exhaust manifold.
6. Lower vehicle.
7. Remove exhaust manifold to cylinder head mounting nuts.
8. Remove exhaust manifold, clean sealing surfaces.
9. Reverse procedure to install. Torque exhaust manifold to cylinder head mounting nuts to 106 inch lbs., in sequence, Fig. 1.

Fig. 1 Exhaust manifold tightening sequence

    Exhaust Manifold Gasket R&R
    1. Remove the secondary air injection bolts (2) and nuts (1), Fig. 1. 2. Remove the secondary air injection studs (3 and 4), Fig. 2 ...

    Front Cover, Replace
    Removal 1. Raise and support vehicle. 2. Remove front fender liner. 3. Turn drive belt tensioner clockwise. ...

    See also:

    Chevrolet Cobalt Owners Manual. Fuses and Circuit Breakers
    The wiring circuits in the vehicle are protected from short circuits by a combination of fuses, circuit breakers and fusible thermal links. This greatly reduces the chance of damage caused by electrical problems. Look at the silver-colored band inside the fuse. If the band is broken or melted, ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


    Copyright © 2025 www.cheviguide.com - Chevrolet Auto Manuals - 0.0036