2010 Mercury Mariner Hybrid Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2010 Mercury Mariner Hybrid
Verified by mechanics, reported by drivers like you
2010 Mercury Mariner Hybrid ProblemsCoolant Pump on Hybrid May Fail and Cause CEL/Engine Shutdown
Hard driving conditions, including quick starts from a stop and hard acceleration up hills, can cause the rear motor mount to crack. The broken motor mount needs to be replaced, otherwise damage to the hybrid drive system may result.