Parts for your 2008 Holden Commodore-Oil pump

2008 Holden Commodore Oil Pump — What it does and how to look after it

Yes, the 2008 Holden Commodore absolutely uses an engine oil pump. That’s true across the VE range, whether it’s the 3.6-litre Alloytec V6 (LY7/LE0) or the 6.0-litre V8 (L98). Technical references such as the Holden VE Commodore Workshop Manual (2006–2013) and GM service information for the High-Feature V6 and LS-based V8 note a crankshaft-driven gerotor-style pump mounted at the front of the engine (integrated with the front cover on the V6 and behind the crank pulley on the V8). So it’s a key part—without it, the engine wouldn’t last minutes.

The pump’s job is to pull oil from the sump and push it through galleries to bearings, camshafts, timing chains, lifters, and other moving bits. This pressurised flow keeps friction down, carries heat away, and helps clear microscopic debris. On a healthy VE, you’ll see stable oil pressure when hot and no rattles on start-up.

The oil pump isn’t a routine replacement item, instead, good servicing looks after it. The biggest wins are regular oil and filter changes using the viscosity and spec recommended in the owner’s manual, and sticking to sensible intervals (often 10,000–15,000 km or 6–12 months, depending on use). Clean, correct oil reduces wear inside the pump and across the whole lubrication system.

It’s time to investigate the pump if there’s persistent low oil pressure, an oil warning light, noisy lifters, or chain rattle that doesn’t settle quickly after start-up (once oil level and grade have been confirmed). A proper diagnosis should include checking oil level and condition, pressure with a mechanical gauge, and the pickup O-ring and screen.

• On the V6, the pump is part of the front cover assembly. Replacement involves removing the balancer and timing cover, inspecting the pickup and O-rings, then priming the new pump with fresh oil before refitting.
• On the V8, the pump sits behind the front cover on the crank. Access is similar—balancer off, cover off, pump off—and alignment/priming are important before reassembly.

Use new seals and gaskets, follow torque specs, and give the engine a careful first start (crank for oil pressure, then fire). With decent servicing, most VE oil pumps last the life of the engine.

Does a 2008 Holden Commodore have an oil pump?

Yes. Both the 3.6L V6 and 6.0L V8 are fitted with a crank-driven gerotor oil pump at the front of the engine. It’s essential for maintaining oil pressure and engine longevity.

How long should the oil pump last, and when should it be replaced?

Typically the life of the engine. Replacement is considered when there’s verified low oil pressure, persistent top-end or chain noise, or internal wear found during major engine work. It’s not a scheduled service item.

What are common signs of a failing oil pump on a VE Commodore?

Low oil pressure warnings, ticking lifters, chain rattle that doesn’t settle, and metallic debris in the oil. Always confirm oil level/grade and test pressure with a gauge before blaming the pump.