Easy step by step guide on how to detect and fix an automotive engine vacuum
leak, this information pertains to most vehicles.
Difficulty Scale: 4 of 10
Begin with the engine cool on level ground with the emergency brake set, also
wear protective eye wear, gloves and clothing. Carburetor cleaner is flammable so
use caution when testing, have a fire extinguisher ready. (Note: Never spray exhaust
Step 1 - Inspect vacuum hoses for dilapidation
or cracks, this will cause the engine to stall, idle poorly and hurt gas mileage.