Oil for GM LGZ/LGX

[buster]

It appears people like doing 5k mile oil changes in these engines. I'm not sure what that is based on. The LGX/LGZ are mostly newly redesigned engines from the previous Gen3 versions. I only have a bit over 3k miles now but will likely change oil at 5k with a name brand 5w30.

I believe the timing chain issues were for the previous generation.

GM 3.6 Liter V6 LGX Engine

The 3.6 liter V6 engine (production code LGX) is a naturally-aspirated six-cylinder engine produced by General Motors for use in a broad range of vehicles. It is part of GM’s[...]

gmauthority.com

GM 3.6 Liter V-6 LGZ Engine Info, Specs, Wiki | GM Authority

See detailed information, specs, power and torque ratings on GM's 3.6L V6 LGZ engine used in the Chevrolet Colorado and GMC Canyon.

gmauthority.com

"Two-stage PCV system: this revolutionary system maintains low oil consumption, featuring a pre-separator between the block and the engine’s rear cover and a high-efficiency separator in the center of the block’s “V”."

 

[blufeb95]

It appears people like doing 5k mile oil changes in these engines. I'm not sure what that is based on. The LGX/LGZ are mostly newly redesigned engines from the previous Gen3 versions. I only have a bit over 3k miles now but will likely change oil at 5k with a name brand 5w30.

Some of it's because the problems with the older 3.6L engines but also just in general shorter OCIs are a good idea on DI engines because of the fuel dilution and soot.

 

[Ram02]

It appears people like doing 5k mile oil changes in these engines. I'm not sure what that is based on. The LGX/LGZ are mostly newly redesigned engines from the previous Gen3 versions. I only have a bit over 3k miles now but will likely change oil at 5k with a name brand 5w30.

I believe the timing chain issues were for the previous generation.

GM 3.6 Liter V6 LGX Engine

The 3.6 liter V6 engine (production code LGX) is a naturally-aspirated six-cylinder engine produced by General Motors for use in a broad range of vehicles. It is part of GM’s[...]

gmauthority.com

GM 3.6 Liter V-6 LGZ Engine Info, Specs, Wiki | GM Authority

See detailed information, specs, power and torque ratings on GM's 3.6L V6 LGZ engine used in the Chevrolet Colorado and GMC Canyon.

gmauthority.com

"Two-stage PCV system: this revolutionary system maintains low oil consumption, featuring a pre-separator between the block and the engine’s rear cover and a high-efficiency separator in the center of the block’s “V”."

The new improvements GM did to those motors helped a lot . You can go by the OLM . But most owners goes to 5k to be safe .