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Chevrolet
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1996
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C 2500 Suburban 2WD V8-5.7L VIN R
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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DTC 21
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Antilock Braking System (ABS)
Antilock Braking System (ABS)
Fig. 194 Code 21: RF Wheel Speed Sensor Circuit Open: