Video loads only when you choose to play.

Watch on YouTube · YouTube loads only when you press play. Article and video are separate sources.

Steps to Diagnose a VVT Solenoid on a GM 2.4L

  1. Gain access to the VVT solenoids by removing the air cleaner outlet duct and engine cover. ↗ 0:48

  2. Locate and unplug the VVT solenoid you want to test. ↗ 1:56

Enlarge illustration 1

Set up the multimeter

  1. Set up your multimeter to read resistance (Ohms setting). ↗ 2:43

Enlarge illustration 2

Measure solenoid resistance

  1. Place one multimeter lead on each terminal of the VVT solenoid to measure its internal resistance. ↗ 3:01

Enlarge illustration 3

  1. Compare the multimeter reading with spec (8–13 Ohms).

    • If the solenoid is outside that spec, it’s faulty and must be replaced.

  1. Follow our step-by-step instructions for GM 2.4L VVT solenoid replacement.

Source and limits

Original GoTech article, 2023-01-04. Illustrations retain their source descriptions; their technical meaning has not been independently reviewed. Videos and articles remain separate evidence.

Existing tool links may earn GoTech a commission. Commercial descriptions remain attributed to the original article.

Article provenance

Source mdx-3c2261bf47eea2bffe64

SHA-256 f6dc0eed454438101d58ef94c18390a1587d38eae1e5b13b792be460502c613a

GoTech tips cite the original video and its automatic captions. They add no new specifications or vehicle coverage.

Continue with the VVT guides

Use the replacement guide if your diagnosis calls for replacement, or revisit how the system works.