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Home >> GMC >> 1983 >> Rally G2500, 5.7 L >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor Tests W/Codes >> Code 21 - TPS Circuit

Code 21 - TPS Circuit

Fig 1: Flow Chart, Code 21 - Throttle Position Switch (TPS) Circuit
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Fig 2: Flow Chart, Code 21 - Throttle Position Switch (TPS) Circuit
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