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Home >> GMC >> 1997 >> Yukon 2WD V8-5.7L VIN R >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Ignition Timing >> Specifications

Ignition Timing: Specifications

BASE TIMING
The distributor ignition system has no provision for timing adjustment. The base timing is preset when the engine is manufactured and no adjustment is possible.

Refer to Camshaft Retard Offset Adjustment Camshaft Retard Offset Adjustment