Safari Van M V6-262 4.3L VIN Z TBI (1990)
Knock Sensor: Locations
Electronic Spark Control Module
Top LH Side Of Engine, Behind Valve Cover
Applicable to: 1990 V6-262/4.3L Engine
GMC Workshop Service and Repair Manuals
Electronic Spark Control Module|Page 2432 >
< Idle/Throttle Speed Control Unit|Specifications
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