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:
Hood Side Seal Replacement
Hood Side Seal Replacement
Callout
Component Name
1
Hood Side Seal Push-In Retainer (Qty:?€‰6)
2
Hood Side Seal
...
Brake Pedal Pushrod Inspection
Disconnect the brake pedal pushrod (2) from the brake pedal.
Reposition the pedal pushrod boot (1) toward the front of the vehicle to
expose as much of the pedal pushrod (2) as possible.
Inspect the brake pedal pushrod (2) for straightness.
If the brake p ...
Heating and Air Conditioning System Description and Operation
Engine Coolant
Engine coolant is the key element of the heating system. The engine thermostat
controls the normal engine operating coolant temperature. Coolant pumped out
of the engine enters the heater core through the inlet heater hose. The air
flowing through the HVAC module abs ...
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