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Home >> GMC >> 1975 >> Magnavan 6.6L Eng VIN M, Automatic Trans >> Labor Times >> Other Variant >> Engine Performance >> Ignition Systems >> Spark Plugs >> Remove & Replace

Spark Plugs: Remove & Replace

WARNING: This page is about the Magnavan 5.7L Eng VIN Y, Automatic Trans, which is a different variant/trim than selected.
Applies ToNoteStandard HoursWarranty HoursSkill Level
G3500,V8,350CID Eng1.10.9C
Additional Procedure: SPARK PLUGS: Remove & Replace:
Where Air Cond interferes add0.3C
Where Air Pump interferes add0.3C