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Home >> GMC >> 1990 >> Rally G2500, 4.3 Z, 4L60/MD8 >> Labor Times >> Other Variant >> Engine Mechanical >> Auxiliary Emission Control Systems >> Est System >> Diagnosis

Est System: Diagnosis

WARNING: This page is about the Rally G1500, 4.3 Z, 4L60/MD8, which is a different variant/trim than selected.

ELECTRONIC SPARK CONTROL

Includes: Check system complete.

Applies ToNoteStandard HoursWarranty HoursSkill Level
Includes: Check and adjust Ignition Timing and Idle Speed.1.00.8B