Practice question
A heater core is suspected of leaking. Which symptom best supports that diagnosis?
- Slow service door operation
- Sweet-smelling coolant odor inside, fogged windshield film, and gradual coolant loss with no external leak
- A dim dome light
- A flashing strobe lamp
Answer: B — Sweet-smelling coolant odor inside, fogged windshield film, and gradual coolant loss with no external leak
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