Three questions, three real world vehicle ownership problems, and three Motormouth answers.

Allison's service light has returned for the third time after oxygen sensors were replaced - so where do we go next? We breakdown the diagnostic process and why throwing parts at a problem isn't a game plan.

Diane asks the big question : Is my 10 -year-old car worth keeping, or is it time to move on? The answer starts underneath the vehicle. If the foundation is solid and the undercarriage isn't compromised by rust, almost everything else can be repaired, replaced, maintained, or serviced.

And Jean asks about noisy brakes. How often should your brake system actually be inspected? Four months is my short answer, followed by a proper wheels - off, calliper -off inspection and service when required.

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