Isuzu Ascender 2003-05

Accessory Drive Belts

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Adjustment



Engine drive belt adjustment is not necessary. The drive belt has an automatic belt tensioner.

Drive Belt Routings





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Fig. Accessory serpentine belt routing-4.2L engines



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Fig. Accessory drive belt and A/C belt routing-5.3L engines



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Fig. Accessory serpentine belt routing-4.2L engines



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Fig. Accessory drive belt and A/C belt routing-5.3L engines

Inspection



Inspect the drive belt for signs of glazing or cracking. A glazed belt will be perfectly smooth from slippage, while a good belt will h