Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Timing Belt Removal

Special Tools

For equivalent regional tools, refer to Special Tools.


    The timing belt drive gear and oil pump housing must align.

  1. Turn the crankshaft in the direction of engine rotation, by the crankshaft balancer bolt, to cylinder 1 TDC of combustion stroke.

  2. Note:

    The right half of the EN-6340 locking tool can be recognized by the lettering right, arrow, on the tool.

  3. Prepare the right half of the EN-6340 locking tool .
    1. Remove the 2 bolts (2).
    2. Detach the front panel (1) from the EN-6340 locking tool - right.


    • The spot type marking (4) on the intake camshaft adjuster does not correspond to the groove of the EN-6340 locking tool - left (1) during this process, but must be somewhat above.
    • The spot type marking (3) on the exhaust camshaft adjuster must correspond to the groove on EN-6340 locking tool - right (2).
  4. Insert the EN-6340 locking tool - left (1) and the EN-6340 locking tool - right (2) in the camshaft adjuster.

  5. Install the EN-6333 locking pin (3), apply tension to the timing belt tension roller (2) in the direction of the arrow, using an Allen key (1).
  6. Stop the timing belt tensioner.

  7. Note:

    Observe direction of rotation.

  8. Remove the timing belt (1).
Timing Belt Rear Cover Replacement
Timing Belt Rear Cover Replacement Callout Component Name Preliminary Procedures Remove the camshaft sprocket. Refer to Camshaf ...

Timing Belt Replacement
Special Tools EN-6333 Timing Belt Tensioner Locking Pin EN-6340 Camshaft Locking Tool For equivalent regional tools, refer to Special Tools. Removal Procedure Note: If the ...

Other materials:

Antilock Brake System (ABS) Warning Light
This light comes on briefly when the engine is started. If the light stays on, turn the ignition to LOCK/OFF or if the light comes on, stop as soon as possible and turn the ignition off. Then start the engine again to reset the system. If the light still stays on, or comes on again while driv ...

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When the gear selector lever is moved to the Drive (D) range from the Neutral (N) position, the transmission will provide engine braking. In this operating range, the normally-low 1234 pressure control solenoid 5 is commanded ON and, in the engine braking mode, the following changes occur with ...

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