GM parts logo
GM Genuine Parts Engine Camshaft Position Sensor with Bolt, Retainer, Seal and Sensor
OE

GM Genuine Parts Engine Camshaft Position Sensor with Bolt, Retainer, Seal and Sensor

GM Part #12638266

ACDelco Part #12638266

MSRP$76.01*

ACDelco GM Original Equipment Engine Camshaft Position Sensors monitor the rotational position of the camshaft(s), and are GM-recommended replacements for your vehicle's original components.

  • Helps keep engine timing and fuel injection running in sync
  • Helps provide proper alignment, positioning, and spacing for easy installation
  • Synchronizes engine valves and pistons for excellent engine performance

About this product

ACDelco GM Original Equipment Engine Camshaft Position Sensors monitor the rotational position of the camshaft(s), and are GM-recommended replacements for your vehicle's original components. They provide a signal to the engine control module which compares the camshaft position with the crankshaft position to determine ignition and fuel injection timing. These original equipment engine camshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Helps keep engine timing and fuel injection running in sync
  • Helps provide proper alignment, positioning, and spacing for easy installation
  • Synchronizes engine valves and pistons for excellent engine performance
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function

Terminal TypeBlade
Terminal Quantity3
ClassificationOE
Mounting Bracket IncludedYes
Connector GenderFemale
Connector Quantity1
Connector ShapeWeather pack

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Good Maintenance Practices:

  • Change the engine oil at required intervals.
  • Keep engine coolant level full to help prevent overheating of the engine.

ModelBody StyleTrimYear(s)
EnvisionBase, Essence, Preferred, Premium, Premium II2016, 2017, 2018, 2019, 2020
LaCrosseBase, Essence, Preferred, Premium2018, 2019
RegalBase, GS, Premium, Sport Touring2014, 2015, 2016, 2017
Regal SportbackAvenir, Base, Essence, Preferred, Preferred II2018, 2019, 2020
Regal TourX2018, 2019, 2020

Frequently Asked Questions

Yes. It may cause hard starting or no starting at all.