Balancer Shaft with Oil Pump Cleaning and Inspection

WARNING: This page is about a different car, the 2021 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts in the following chart represent components shown in graphic above.

Callout	Component Name
Preliminary Procedures Completely inspect the balancer with oil pump shaft assembly and components. Clean all mating surfaces. Inspect all threaded holes for damage. Inspect the oil pump screen assembly.
1	Oil Pump Assembly
2	Oil Pump Cover
3	Balancer Shaft Module
4	Oil Pump Locating Pin
5	Oil Pump Screen Assembly with Suction Pipe