Best Spark Plugs For Cadillac XT5


Spark plugs ignite the mixture in your car’s engine, which is what makes it move. It receives a spark from an electronic ignition system in modern cars or a distributor cap and rotor in old vehicles, sitting atop the cylinder head.

Conventional spark plugs will ultimately wear out after about 30,000 miles to 40,000 miles, potentially causing stalling, starting difficulties, and engine misfires. Higher-cost platinum-tipped spark plugs may not have to be replaced as often. At the same time, it’s a good idea to replace your oxygen sensor, spark plug wires, PCV valve and fuel filter.

Spark plugs are one of the ignition system’s primary components. They burn gasoline and air in your engine. This provides your engine with the power to propel you down the road. The spark plug takes high-voltage electricity from the ignition coil and creates a spark at precisely the right time during the combustion cycle.

The optimum blend of power, fuel efficiency, and low emissions is obtained by combining the number of cylinders with the size of each cylinder (CC). Over time, the electrode at the end of a spark plug wears down and can cause performance issues.

2017 2018 2019 2020 2021 2022 Cadillac XT5 Spark Plugs

Info/Engine 3.6L 6-cyl Engine LGX 2.0L 4-cyl Engine LSY Turbo
OEM spark plug gap
Qty. needed
Change interval
Best spark plug Pulstar IEF1H Iridium PlasmaCore Plug
Popular choice Pulstar IEF1H Iridium PlasmaCore Plug
SaleNo. 1
ACDelco GM Original Equipment 41-130 Iridium Spark Plug
12 Reviews
ACDelco GM Original Equipment 41-130 Iridium Spark Plug
  • Iridium offers excellent engine idle stability and smooth performance
  • Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
  • Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
  • One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
  • Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
No. 2
8x 9748HH Spark Plug Wires & 41-962 Spark Plugs Set for Cadillac Escalade/ Chevrolet Sliverado Suburban Avalanche/ GMC Yukon SIERRA XL LS2 LS3 LS4 LS7 Engines 4.8L 5.3L 6.0L 1999-2012
65 Reviews
8x 9748HH Spark Plug Wires & 41-962 Spark Plugs Set for Cadillac Escalade/ Chevrolet Sliverado Suburban Avalanche/ GMC Yukon SIERRA XL LS2 LS3 LS4 LS7 Engines 4.8L 5.3L 6.0L 1999-2012
  • ✅Spark Plug Wires Part Number: 9748HH 9748EE 9748GG 9748HH 349U 349V 350M 350R 748BB 748EE 748HH 88892830 88894393 88894394 748GG XS10388
  • ✅Spark Plug Part Number: 41-962 41962 19299585 19297035 12192192 12192192 12192195 12192195
  • ✅Fits GM Models: For CADILLAC ESCALADE 2002-2006. For CHEVROLET AVALANCHE 1500 2002-2006; For CHEVROLET SILVERADO 1500 1999-2006; For CHEVROLET SILVERADO 1500 CLASSIC 2007; For CHEVROLET SILVERADO 2500 1999-2006; For CHEVROLET SILVERADO 2500 CLASSIC 2007; For CHEVROLET SILVERADO 3500 2001-2006; For CHEVROLET SILVERADO 3500 CLASSIC 2007; For CHEVROLET SUBURBAN 1500 2000-2006; For CHEVROLET SUBURBAN 2500 2000-2006.
  • ✅Fits GM Models: For CHEVROLET TAHOE 2000-2006; For GMC SIERRA 1500 1999-2007; For GMC SIERRA 1500 CLASSIC 2007; For GMC SIERRA 2500 CLASSIC 2007; For GMC SIERRA 3500 2001-2006; For GMC SIERRA 3500 CLASSIC 2007; For GMC YUKON 2000-2006; For GMC YUKON XL 1500 2000-2006; For GMC YUKON XL 2500 2000-2006. For HUMMER H2 2003-2006.
  • ✅Notice & Packing: 8pcs Spark Plugs (41-962) and 8pcs Spark plug wires (9478HH) of 1 box. If you have any questions, please contact us with the frame number, and we will provide you with the most correct advice.
SaleNo. 3
(Pack of 2) Champion Spark Plugs for Cub Cadet, MTD 759-3336, 7593336, 759336
72 Reviews
(Pack of 2) Champion Spark Plugs for Cub Cadet, MTD 759-3336, 7593336, 759336
  • Genuine OEM (Pack of 2) Champion Spark Plugs for Cub Cadet, MTD 759-3336, 7593336, 759336
  • Specs - Refer to images 2 & 3 for more information
  • Includes - (2) Spark Plugs; comes as shown in the first image
  • Please be sure to check your part or model number to ensure this is the correct spark plug for your unit. Also, please note this may replace multiple parts numbers

What else do I replace at the same time as my spark plugs?

Many people choose to replace the spark plug wires, PCV valve, fuel filter, and oxygen sensor at the same time as their spark plugs.

Spark plugs are one of those automotive components that most people don’t give much thought to. You may leave it to the pros to inspect and replace them, but it is important for you to be informed about what they entail.

Is it safe to drive with worn spark plugs?

Yes, but worn spark plugs have the ability to damage the engine and produce excessive heat in the catalytic converter. Regardless of age or mileage, if the engine misfires or runs poorly, inspect the plugs for flaws. Spark plug failure seldom causes an automobile to stall; nevertheless, you may experience a limit in vehicle speed when wear is severe. If your maintenance program recommends changing the plugs on time, it’s best to do so right away.

Last update on 2021-11-23 / Affiliate links / Images from Amazon Product Advertising API

Dan Hoffman

Dan is a co-founder of Engineswork. He knows everything about internal combustion engines. Ask your questions in comments down below this article - he will be glad to help you anytime.

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