About this part
What it does. Prime Guard Oil Filter Prime Guard 198-POF1424 traps metal particles and combustion soot so the engine oil stays clean between services.
Symptoms that point to this part
- Low oil pressure warning
- Dark, gritty oil
- Ticking from the valvetrain on start-up
Service note. Replaced at every oil change.
Fitment. Catalogued as fitting 2026 Buick Enclave, 2026 GMC Yukon, 2025 Cadillac Xt4, 2024 Cadillac Xt5, 2023 Chevrolet Blazer, 2023 Cadillac Ct4. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.