2015–2020 Cadillac Escalade: Ticking and misfire (6.2L AFM lifters)
Likely causes, ranked
- Collapsed or stuck AFM lifterShop
- Damaged cam lobeShop
Real-owner fix counts will appear here as reports come in.
DIY or shop: See DIY or shop section
Parts to check
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Symptom: A rhythmic tick and a misfire code, often P0300 or a single cylinder.
Likely causes
- AFM lifters. Tahoe Yukon Forum owners report Escalade 6.2 lifter failures at a wide range of mileages. Some choose a lifter and cam replacement, or an AFM delete.
DIY or shop?
Shop.
Useful steps
- Read misfire codes.
- Stop hard driving with a dead cylinder.
- Ask about warranty or goodwill.
Vehicle focus: 2015–2020 Cadillac Escalade.
Safety / mechanic note
A failed lifter can lead to power loss and engine damage. Verify with a mechanic or dealer.
Related trouble codes
Recalls & service bulletins
Technical service bulletins
- 15-06-01-002 GM procedure for ticking and misfire on V8s: replace the affected AFM lifters and related parts, and inspect the cam. Details
NHTSA complaints: 127 keyword-matched complaints for Cadillac ESCALADE 2015–2020 (of 430 unique complaints queried, NHTSA complaints API by model year, queried 2026-10-15).
Always check your VIN for open recalls at nhtsa.gov/recalls.
Sources
What actually fixed it?
Had this problem? Tell other owners what the real fix was. Reports are counted above; we never show made-up numbers.