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Drive Belt Adjustment

BELT ADJUSTMENT

Application (1) Tension Lbs. (kg)
Serpentine Belt (2)
4.9L (3)
5.0L 105-125 (48-57)
5.7L
VIN P (3)
VIN 7 105-125 (48-57)
(1) Specifications are for new belts only. Measure tension using belt tension gauge.
(2) Engines with serpentine belts have automatic tensioner. If tension is not as specified, check belt operating length and tensioner operating range. Replace belt or tensioner as necessary.
(3) Specified tension reading is not available and adjustment of serpentine belt is not necessary. Belt tension is maintained by spring-tensioned idler pulley (some equipped with belt wear indicator).
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