Buick · Envision Avenir AWD 1SU LSY M3H MY2025 US · 2025

Buick Envision Envision Avenir AWD 1SU LSY M3H MY2025 US Engine code

What are the engine code for the Buick Envision Envision Avenir AWD 1SU LSY M3H MY2025 US?LSY, GM engine RPO

Found an incorrect value or applicability claim? Report an error ↗. Correction policy →

At a glance

Vehicle
Buick Envision Envision Avenir AWD 1SU LSY M3H MY2025 US
Engine code
LSY, GM engine RPO
Manufacturer source
General Motors LLC
Verified

Engine RPO from the own-model engine table; VIN engine identifier is 4, not the RPO.

Reference details

Check before you buy or service: Envision Avenir AWD 1SU LSY M3H MY2025 US only. US MY2025 Buick Envision Avenir AWD, group 1SU, model 4ZE26; standard LSY/M3H per own GM Mechanical column F and MY2025 VIN standard p.20. Own-model manual and exact engine/drive rows only. No optional-engine, cross-model, cross-year or market inference.

Source

General Motors LLC manufacturer referenceGeneral Motors LLC
Open manufacturer source ↗

Last verified by CarFactBook:

Same question · different chassis

Does this answer change on another Envision?

Engine code is published for these other exact codes. Compare the sourced answer and vehicle scope before using a value.

A matching number does not establish that equipment, trim, production date or regional specification is identical.

Compare more Envision chassis references →
The same question, different cars

Manufacturer documentation can give different answers for different engines, configurations and model codes. These are independently sourced entries for the same reference topic, not interchangeable parts or service instructions.

Buick EnvisionEnvision Preferred AWD 1SC LSY M3H MY2025 US2025
Engine codeLSY, GM engine RPOCheck the exact variant and source limitationsGeneral Motors LLC · verified 2026-11-05
Read the sourced answer ↗Vehicle profile →
Buick EnclaveEnclave Sport Touring FWD 1SM LK0 MF8 MY2025 US2025
Engine codeLK0, GM engine RPO (GM TechLink MY2025 chart)Check the exact variant and source limitationsGeneral Motors / GM TechLink · verified 2026-11-05
Read the sourced answer ↗Vehicle profile →
Honda VezelRU32013–2021
Engine codeLEBCheck the exact variant and source limitationsHonda Motor Co. · verified 2026-10-02
Read the sourced answer ↗Vehicle profile →
Mazda AxelaBM5FS2013–2017
Engine codeP5-VPSCheck the exact variant and source limitationsMazda Motor Corporation · verified 2026-10-02
Read the sourced answer ↗Vehicle profile →

Compare this answer across other cars

Browse engine specifications by model and chassis code →

What owners usually check next

Engine oil capacity5.0 L (5.3 US qt), approximately, with filterSmart-key batteryCR2450 or equivalent batteryTransmission fluidDEXRON VI automatic transmission fluidCoolant capacity9.4 L (9.9 US qt), approximately, for the entire cooling systemFuel tank capacity60.9 L (16.1 US gal), approximatelyEngine displacement2.0 LPowertrain designationLSY 2.0L gasoline; M3H nine-speed automatic; AWD

View every owner answer for Buick Envision Envision Avenir AWD 1SU LSY M3H MY2025 US →