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Home >> Chevrolet >> 2003 >> Chevy Express G2500, Van Cargo Extended, 4.3 X, 4L60E/M30 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Component Tests - 4.3L >> Fuel Systems >> Fuel Injector Balance Test With Tech 2 >> Test Description
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Test Description

The numbers below refer to step numbers in diagnostic procedure.

  1. 3  - Engine Coolant Temperature (ECT) must be below operating temperature in order to avoid irregular fuel pressure readings due to hot soak fuel boiling.

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