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Home >> Chevrolet >> 2000 >> Express 1 Ton Van V8-6.5L DSL Turbo VIN F >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> TDC OFFSET
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TDC OFFSET

RANGE -2.50 TO +2.50 DEGREES:
The PCM has the ability to determine the amount of offset that is needed to bring the engine to top dead center. This is used by the PCM in order to determine the proper injection timing and the fuel delivery. This value may be displayed as a positive or negative number.
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