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What’s missing from the maintenance schedule?

McCag88

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Joined
Aug 9, 2025
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Helping my dad stay ahead on his 2020 Lincoln Aviator. He's at 42k mi and the manual barely mentions anything beyond oil, filters and brake fluid. No mention of driveline fluids or coolant. Is Lincoln assuming these systems don't need service until much later or are we supposed to follow a separate schedule?
 
Coolant is first replaced at 10 years or 200,000 miles, and driveline fluids are inspected every other oil change after the initial check. So yep, Lincoln assumes these systems are long-life unless you're in severe driving conditions. You're not missing a separate schedule, just buried details!
 
Coolant is first replaced at 10 years or 200,000 miles, and driveline fluids are inspected every other oil change after the initial check. So yep, Lincoln assumes these systems are long-life unless you're in severe driving conditions. You're not missing a separate schedule, just buried details!
I had a feeling the coolant interval was way out there, but 200k is longer than expected. We're not in severe driving conditions, so I guess Lincoln's logic holds up, even if it's not spelled out clearly in the manual. I'll double check the service records to see if the driveline fluids were ever looked at during past oil changes, though I doubt the dealer flagged it. Have you ever encountered pushback from service advisors when inquiring about these long life items? We're trying to plan ahead so nothing gets skipped once the powertrain warranty runs out.
 
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