Operation CHARM
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GMC Truck
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1995
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S15/T15 Jimmy 2WD V6-262 4.3L VIN W CPI
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Valve Clearance
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Adjustments
Valve Clearance: Adjustments
ROCKER ARM (VALVE) ADJUSTMENT
This engine uses hydraulic lifters and no valve adjustment is necessary. When the valve train requires service, tighten the valve rocker arm nuts to
25 Nm (19 lb. ft.).