Engine Ticking Noise on Cold Start-up on 2004-15 GM 3.0 & 3.6L
High Feature Engines
When this occurs there is the potential to draw in air when first started before the pump picks up oil to seal the gap. If you encounter this concern, remove the oil pan and inspect the seal for integrity. If this seal is compressed within the cutout of the pick-up tube, then replace the seal and reevaluate the concern.