Varnish build up in the engine can cause one or more hydraulic lash adjusters to stick and cause a ticking noise in the engine. The noisy hydraulic lifter will need to be located and cleaned to stop the noise.
Average mileage: 109,050 (30,000–146,200)
Engines affected: 2.2L 4 Cylinder, 3.2L V6
8 people reported this problem