w/ 3/8"x18 Thread
3/8in Thread Size with Straight Thread ; Located in Lower Hole
Left Cylinder Head
Right Cylinder Head
Browse our selection of quality ignition knock (detonation) sensor parts designed specifically for your GMC C1500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · High Sierra · Sierra · Sierra Classic · Sierra GT · Sierra Grande · Sierra SL · Sierra SLE · Sierra SLT · Sierra SLX · Sierra Special · Street Coupe
Extended Cab Pickup · Standard Cab Pickup
L6 4.1L · V6 4.3L · V8 5.0L · V8 5.7L · V8 6.2L · V8 6.5L
Automatic · Manual