Operation CHARM
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GMC Truck
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1993
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Suburban 1/2 Ton 4WD V8-350 5.7L
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - Powertrain Management
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Sensors and Switches - Computers and Control Systems
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Throttle Position Sensor
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Adjustments
Throttle Position Sensor: Adjustments
N/A:
TPS
is not adjustable on this engine.
Each time voltage drops below 1.25 volts and stops, the control module assumes that this value is zero throttle angle and measures percent throttle from this point on.