Chevrolet Sonic Repair Manual: Timing Belt Idler Pulley Installation
Special Tools
EN-45059 Angle Meter
For equivalent regional tools, refer to Special Tools.
- Re-cut the timing belt idler pulley thread.
- Install the timing belt idler pulley (2) and tighten the NEW timing belt
idler pulley bolt (1) a first pass to 20 Y (15 lb ft)
.
- Tighten the NEW timing belt idler pulley bolt a second pass to an additional
120 degrees
, using the EN-45059 meter.
- Tighten the NEW timing belt idler pulley bolt a final pass to an additional
15 degrees
, using the EN-45059 meter.
Caution:
Refer to Fastener Caution.
Caution:
Refer to Torque-to-Yield Fastener Caution.
Timing Belt Upper Front Cover Replacement
Timing Belt Upper Front Cover Replacement
Callout
Component Name
1
Timing Belt Upper Front Cover Fastener (Qty: 2) ...
Timing Belt Idler Pulley Removal
Remove the timing belt idler pulley bolt (1).
Remove the timing belt idler pulley (2).
...
Other materials:
Replacing Engine Gaskets
Gasket Reuse and Applying Sealants
Do not reuse any gasket unless specified.
Gaskets that can be reused will be identified in the service procedure.
Do not apply sealant to any gasket or sealing surface unless called
out in the service information.
Separating ...
Radiator Inlet Hose Replacement (LUV)
Radiator Inlet Hose Replacement
Callout
Component Name
Preliminary Procedures
Drain the engine coolant. Refer to Cooling System Draining and Filling.
Remove the fasteners securing the radiator surge tank to the vehicle
...
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 camshaft bearing caps to ensure
they will be installed in the same position.
Remove the ...
0.0138