Adjustment Procedure

WARNING: This page is about a different car, the 2010 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Camshaft Locking Tool

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Align the both camshaft horizontally to install the MK-6628: locking tool.
Confirm the both camshaft sprocket spot aligned.

Fig 2: Right Half Of Locking Tool

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Prepare the right half of MK-6340: locking tool.

NOTE: Recognizable from the lettering "Right"

Unscrew the bolts (1) and detach the front panel (2) from MK-6628: locking tool.

Fig 3: Aligning Intake & Exhaust Camshaft Sprocket Side Spots

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NOTE: The spot-type marking (4) on the intake camshaft sprocket does not correspond to the groove of MK-6628: locking tool during this process.

Confirm aligning between the intake side spot (3) and the exhaust side spot (4) on the camshaft sprockets.
If not aligned as shown, remove and install the camshaft sprocket to align.
Insert the left of KM-6340 (1) into the intake camshaft sprocket side.
Insert the right of KM-6340 (2) into the exhaust camshaft sprocket side.

Fig 4: Alignment Of Notches Between Crankshaft Sprocket & Cover

Courtesy of GENERAL MOTORS CORP.

NOTE: If not aligned the notches, rotate the crankshaft until aligning after remove KM-6625 .

Confirm alignment of the notches between the crankshaft sprocket and the cover.

Fig 5: Timing Belt Tensioner & Idler

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CAUTION: Refer to Fastener Caution .

Install the timing belt idler (2) and tighten the NEW bolt to 25 lb ft (18 N.m) .
Install the timing belt tensioner (1) and tighten the NEW bolt to 20 lb ft (15 N.m) .

Fig 6: Timing Belt

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Install the timing belt and adjust.
Pull out KM-6333: fixing rod.