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High short term fuel trim on one side when starting car?

2003 Ford Crown Victoria V8 Engine Dual exhaust 2 cats & O2 sensors per side Since some time last year I've been getting an error code throw up, with seemingly no regularity: P2197 - O2 stuck ...
1
vote
2answers
4k views

2004 Mercury Grand Marquis blower motor not coming on at all

I'm working on a 2004 Mercury Grand Marquis. The blower motor has suddenly stopped working. All speeds were available and it was blowing cold air before the malfunction. It was blowing fine, ...