Overdrive light stays on

Asked by Housepatch May 08, 2020 at 10:56 PM about the 2005 Mercury Mariner 4WD

Question type: Maintenance & Repair

Water pump light stays on and overdrive light as
well

1 Answer
40,150

TDolby answered 3 years ago

An OD light constantly on means there is a trouble code stored for the transmission. I'm sure there isn't a water pump light, low coolant maybe or overheating? Scan for the trouble codes first to see what your dealing with. Is there enough coolant in the reservoir up to the min line?

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