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2021 GMC Sierra 1500
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2021 GMC Sierra 1500

2021 GMC Sierra 1500 Camshafts

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GM Original Equipment Series Camshaft - Sold individually
AC Delco®
GM Original Equipment Series Camshaft - Sold individually
Part Number: AC12619823
Guaranteed to Fit
$143.99
Vehicle Fitment
  • 2021 GMC Sierra 1500 Base 8 Cyl 5.3L 4-Door, Extended Cab Pickup
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
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Tips on How to Test the Camshaft and Crankshaft Position Sensors
Tips on How to Test the Camshaft and Crankshaft Position SensorsA piston’s stroke has four stages: intake, compression, power, and exhaust. Since the engine’s crankshaft is a rotating assembly connected to the pistons, the PCM can know each piston’s status by looking at the crankshaft’s position. 
How To Replace a Camshaft Cap and Other FAQ
How To Replace a Camshaft Cap and Other FAQBut cam caps, as they wear, can allow the camshaft journal clearance to increase to the point of losing oil pressure when the engine is hot. Thus, replacing cam caps might slightly help with an oil pressure concern if the pump and other bearings have been replaced and the oil
Flat Tappet vs Roller: Advantages, Disadvantages, and More
Flat Tappet vs Roller: Advantages, Disadvantages, and MoreThis makes flat tappet camshafts more cost-effective, as both types tend to have similar life spans if maintained. Advantages of Roller Tappet Cams
Your Guide to Understanding the Basics of the Crankshaft and Camshaft
Your Guide to Understanding the Basics of the Crankshaft and CamshaftThe camshaft can either be in the block with pushrods and rocker arms operating the valves or mounted overhead as shown in the illustration with roller rockers operating the valves.
Is the VVT System Part of the Camshaft? And Other Camshaft FAQs
Is the VVT System Part of the Camshaft? And Other Camshaft FAQsYes. The variable valve timing system controls the valve timing by manipulating the camshaft. A component called the camshaft phaser changes the camshaft’s position to change the engine’s timing. This camshaft phaser is located at the end of the camshaft, near the timing belt. What Is a VVT Solenoid and What
What is an Exhaust Cam and Why Is It Important?
What is an Exhaust Cam and Why Is It Important?If you hear popping noises in the intake manifold, they may indicate induction backfire. This occurs when there are issues with the ignition system, including but not limited to faulty spark plugs, cross-firing between distributor posts, and timing errors. Eliminate all these other things before suspecting the exhaust camshaft. Engine Misfiringthe