Vortec 4.3 V6 Knock Sensor 1996-2014 Holstein 66716MHMC

Holstein knock sensor for the Vortec 4.3 V6 (1996-2014). Listed for one application: Vortec 4.3 V6 engines, 1996-2014, in Chevrolet, GMC, Oldsmobile, Isuzu applications. Confirm your engine code and year against this listing before ordering.

What it does

Knock sensors hear detonation and let the ECM pull timing before pistons are damaged. Failed or corroded sensors (a known valley-mounted LS issue) set codes and force conservative timing that costs power. A new sensor set restores full timing.

Fits

• Chevrolet vehicles with the Vortec 4.3 V6 engine, 1996-2014
• GMC vehicles with the Vortec 4.3 V6 engine, 1996-2014
• Oldsmobile vehicles with the Vortec 4.3 V6 engine, 1996-2014
• Isuzu vehicles with the Vortec 4.3 V6 engine, 1996-2014

Fixes

• P0325-P0332 knock sensor codes
• lost power from retarded timing
• corroded valley-mounted sensors and harness

What's included

• knock sensor(s) at the count stated; harness where listed

Specifications

• Brand: Holstein
• Part number: 66716MHMC
• Shipping weight: 0.5 lb
• Condition: new
• Product type: Knock Sensor

Cross-reference

Replaces or interchanges with Holstein 66716MHMC for the Vortec 4.3 V6. Check the part number stamped on your original before ordering.

Free shipping on orders of $70 or more to the lower 48 states; everything else ships with calculated shipping at the part's real weight. Questions on fitment? Ask a tech before you buy.