Are vacuum leaks in Changan Kalam’s intake system a contributing factor to engine sputtering, especially in older o r high-mileage vehicles in Pakis

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Are vacuum leaks in Changan Kalam’s intake system a contributing factor to engine sputtering, especially in older o r high-mileage vehicles in Pakis

Cracked hoses o r loose clamps can cause inconsistent airflow. Is this a common aging issue?

Zarnish asked on 18 Jun 2025 18:20:58 pm

1 Answer

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Car Mechanic Expert - on 18 Jun 2025 18:26:15 pm

✅ Yes — vacuum leaks are common with age o r poor maintenance.

Symptoms:

Hissing noise

Idle surges o r stalls

Sputtering at low throttle

Cause:

Cracked vacuum hoses

Loose clamps

Aged rubber components

🔍 Tip: Use a smoke test o r carb cleaner spray around hoses to detect leaks.