Chevrolet Sonic Repair Manual: Exhaust Camshaft Replacement
- Removal Procedure
-
- Remove the camshaft intake and exhaust sprocket. Refer to Camshaft Intake and Exhaust Sprocket Replacement.
- Remove and DISCARD the camshaft sprocket bolts (2) and the camshaft position exciter wheels (1).
- Allow the both camshaft sprockets with the timing chain to rest on the engine front cover.
- Remove the camshaft bearing cap bolts in sequence shown. Ensure to remove the bolts one turn at a time until there is no spring tension pushing on the camshaft.
- Remove the camshaft bearing cap bolts (1).
- Remove the camshaft bearing caps (2).
- Remove the exhaust camshaft (3).
Note:
Mark the camshafts upon removal to ensure installation is in the correct position.
- Installation Procedure
-
- Lubricate camshaft and camshaft bearing caps with engine oil.
- Install the exhaust camshaft (3).
- Install the camshaft bearing caps (2).
- Install the camshaft bearing cap and hand tighten the bolts (1).
- Install and tighten the camshaft bearing cap bolts one turn at a time
in sequence as shown 8 Y (71 lb in)
.
- Install the camshaft intake and exhaust sprocket. Refer to Camshaft Intake and Exhaust Sprocket Replacement.
Note:
Ensure that the camshaft sealing rings are in place in the camshaft grooves. Camshaft sealing rings must be in place below the surface of the camshaft journal in order to avoid being pinched between the cylinder head and the camshaft caps.
Caution:
Refer to Fastener Caution.
Exhaust Camshaft Removal
Remove the camshaft bearing cap bolts in a spiral sequence as shown one
turn at a time until there is no spring tension pushing on the camshaft.
Note: Mind the markings on the ...
Intake Camshaft Installation
Note: Mind the markings on the camshaft bearing caps. Camshaft
bearing caps should be installed in their original position.
Lubricate camshaft and camshaft bearing caps with eng ...
Other materials:
Wheels and Trim—Aluminum or Chrome
Use a soft, clean cloth with mild soap and water to clean the wheels. After rinsing
thoroughly with clean water, dry with a soft, clean towel. A wax may then be applied.
Caution
Chrome wheels and other chrome trim may be damaged if the vehicle is not washed
after driving on roads that have bee ...
Rear Door Lock Cylinder Replacement
Rear Door Lock Cylinder Replacement
Callout
Component Name
1
Rear Side Door Lock Cylinder Opening Cover Screw Access Plug
Tip: Use a flat-bladed tool to remove the cover.
2
Rear ...
Park Brake and P (Park) Mechanism Check
Warning: When you are doing this check, the vehicle could begin to
move. You or others could be injured and property could be damaged. Make sure
there is room in front of the vehicle in case it begins to roll. Be ready to
apply the regular brake at once should the vehicle begin to move. ...
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