Good Maintenance Practices:
- Change the engine oil at required intervals.
- Keep engine coolant level full to help prevent overheating of the engine.

GM Part #19420911
ACDelco Part #19420911
GM Genuine Parts Engine Camshaft Position Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors monitor the rotational position of the camshaft(s). 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. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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.
Yes. It may cause hard starting or no starting at all.