Exhaust Manifold Removal for Colorado and Canyon?

The details for Exhaust manifold replacing is for Chevrolet Colorado and GMC Canyon car models.

In this chapter the complete details with Proper help diagrams are provided to complete the Exhaust Manifold replacing procedure.

1. Remove or disconnect the following:
   
   
   Negative battery cable

   Catalytic converter from the exhaust manifold

   Exhaust seal

   Air intake assembly

   Transmission fill tube bracket nut, if equipped with automatic transmission

   Heated Oxygen Sensor (HO2S) from exhaust manifold

   Exhaust manifold heat shield

   Exhaust manifold bolts

   Exhaust manifold and gasket

To install:

Fig. Exhaust manifold tightening sequence-2.8L and 2.9L engines

 

Fig. Exhaust manifold tightening sequence-3.5L and 3.7L engines

1. Clean the exhaust manifold retainer threads and the gasket mating surfaces.
2. Coat the bolt threads with a suitable threadlock.
3. Install the exhaust manifold and tighten the bolts in sequence to 15 ft. lbs. (20 Nm), tighten the bolts again to 15 ft. lbs. (20 Nm), then tighten the bolts again to 15 ft. lbs. (20 Nm).
4. Install or connect the following:
   
   
   Heat shield and tighten the nuts to 89 inch lbs. (10 Nm)

   HO2S and tighten to 31 ft. lbs. (42 Nm)

   Transmission fill tube bracket nut, if equipped with automatic transmission.

   Air intake assembly

   New exhaust seal to the exhaust manifold flange

   Catalytic converter to the manifold. Tighten the nuts to 37 ft. lbs. (50 Nm).

   Negative battery cable

These details will help.

Thanks.           

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html