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Walker 242-1034 Ignition Knock(Detonation) Sensor Fits select: 1988-2000 CHEVROLET GMT-400 1995-2000 CHEVROLET TAHOE
Ignition Knock (Detonation) Sensors detect engine block vibrations caused from engine knock and send signals to the computer to retard ignition timing.
$33.71 Delivery: $null
