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:
Instrument Panel
1. Air Vents.
2. Exterior Lamp Controls.
3. Instrument Panel Illumination Control.
4. Turn Signal Lever. See Turn and Lane-Change Signals.
5. Instrument Cluster.
6. Horn.
7. Windshield Wiper/Washer.
8. Display Screen.
9. Infotainment.
10. Instrument Panel Storage.
USB Port (Inside ...
SIR Service Precautions
General Service Instructions
Warning: When performing service on or near the SIR components
or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling
and Enabling . Failure to observe the correct procedure could cause deployment
of the SIR components, person ...
Drive Range, Fifth Gear (Gen 1)
As vehicle speed increases, the transmission control module (TCM) processes input
signals from the automatic transmission input and output speed sensors, the throttle
position sensor and other vehicle sensors to determine the precise moment to command
ON the normally-high 35R pressure control ...
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