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02 · IG Ignition and tune-up · Chevrolet Suburban
Chevrolet Suburban 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 Suburban is in its twelfth generation, in production since the 2021 model year. The 2020 Suburban 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 Suburban versions separately for these years: Suburban C1500, Suburban K1500.
Chevrolet versions in EPA records
| Year | EPA model names |
|---|---|
| 2020 | Suburban C1500 2WD · Suburban K1500 4WD |
| 2021 | Suburban 2WD · Suburban 4WD |
| 2022 | Suburban 2WD · Suburban 4WD |
| 2023 | Suburban 2WD · Suburban 4WD |
| 2024 | Suburban 2WD · Suburban 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 Chevrolet Suburban as of 2026-11-09. NHTSA recalls
Wikipedia groups the Suburban with the GMC Yukon XL. The Tahoe article lists the Suburban with the Tahoe and the GMC Yukon. source Chevrolet Tahoe spark plugs →
Wikipedia groups the Suburban with the GMC Yukon XL. The Tahoe article lists the Suburban with the Tahoe and the GMC Yukon. source GMC Yukon spark plugs →
03 Cross-reference
Coming soon
Interchange numbers for Chevrolet Suburban 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 Chevrolet Suburban 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 Chevrolet Suburban 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.