2003 Ford Thunderbird Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Ford Thunderbird

2003 Ford Thunderbird
$274 to $487
2003 Ford Thunderbird
$140 to $229
2003 Ford Thunderbird
$179 to $781
2003 Ford Thunderbird
$156 to $229
2003 Ford Thunderbird
$1,539 to $4,843

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There may be an extended warranty on the ignition coils - see your  Ford Dealer for more information-Thanks John B for this information!

The valve cover gaskets may leak oil into the spark plug wells, shorting out the spark plugs, causing a misfire, and illuminating the Check Engine Light. Commonly the spark plugs and ignition coils or wires will require replacement, along with resealing the valve cover to correct this concern.

Water or oil may enter into the ignition coil cover and the spark plug bore, causing a misfire and illuminating the Check Engine Light. A coil with improved water and oil sealing is available and should be installed.

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