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02 · IG Ignition and tune-up · GMC Yukon
GMC Yukon spark plugs
for 2020–2024 model years · what changes the fit
01 About the part
Fire the air and fuel mix in each cylinder. Most modern engines use iridium or platinum plugs with long service intervals. All about spark plugs →
02 What changes the fit
- The fifth-generation Tahoe, also sold as the GMC Yukon, went into production in May 2020 for the 2021 model year. The 2020 Yukon on this page is the previous generation. source
- 3 spark-ignition engines across 2020–2024: 5.3L 8-cyl (flex-fuel (E85), 2020); 5.3L 8-cyl (gasoline, 2020–2024); 6.2L 8-cyl (gasoline, 2020–2024). EPA fuel economy records
- The 3.0L 6-cyl turbo diesel has no spark plugs. Diesels use glow plugs.
- Plug count, gap, and heat range come from the engine maker. Check your owner's manual or enter your VIN; don't go by cylinder count alone.
- EPA rates 2 Yukon versions separately for these years: Yukon C1500, Yukon K1500.
GMC versions in EPA records
| Year | EPA model names |
|---|---|
| 2020 | Yukon C1500 2WD · Yukon K1500 4WD |
| 2021 | Yukon 2WD · Yukon 4WD |
| 2022 | Yukon 2WD · Yukon 4WD |
| 2023 | Yukon 2WD · Yukon 4WD |
| 2024 | Yukon 2WD · Yukon 4WD |
Engines listed by EPA for these years: 3.0L 6-cyl turbo diesel; 5.3L 8-cyl flex-fuel (E85); 5.3L 8-cyl gasoline; 6.2L 8-cyl gasoline. EPA
NHTSA recalls · ignition
NHTSA lists no ignition recalls for the 2020–2024 GMC Yukon as of 2026-11-09. NHTSA recalls
The Tahoe has been marketed alongside the GMC Yukon for the Tahoe's entire production. source Chevrolet Tahoe spark plugs →
Wikipedia groups the longer GMC Yukon XL with the Chevrolet Suburban. This page covers the Yukon, not the Yukon XL. source Chevrolet Suburban spark plugs →
03 Cross-reference
Coming soon
Interchange numbers for GMC Yukon spark plugs show here once we have a source we can cite. Until then, enter your VIN in the factory parts catalog to get the original-equipment number, and compare that number across stores.
04 Questions
Which GMC Yukon engines does this cover?
2020–2024: 3.0L 6-cyl turbo, 5.3L 8-cyl, 6.2L 8-cyl, as listed in EPA records.
Any GMC Yukon recalls for ignition?
None for 2020–2024 in NHTSA's records, checked 2026-11-09.
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Facts on this page: engines from fueleconomy.gov (U.S. DOE and EPA); recalls from NHTSA, checked 2026-11-09. Prices come only from the retailers and the live eBay listings.