2008 GMC Envoy 5.3L V8 Engine – LH6 VIN M

Description

Upgrade or replace your vehicle’s powerplant with this 2008 GMC Envoy 5.3L V8 engine (VIN M, code LH6). Known for its balance of power, reliability, and efficiency, this engine is an excellent choice for restoring factory performance to your SUV.

This is a complete OEM engine assembly, carefully removed from a low-mileage donor vehicle and tested for compression, oil pressure, and leak-free operation. With approximately 90,000–120,000 miles, it is in excellent condition for a used engine.

Performance & Reliability

Engine Code: LH6 V8 (Active Fuel Management / Displacement on Demand)

Displacement: 5.3 liters

Configuration: V8, aluminum block

Horsepower: ~300 hp

Mileage: 90k–120k miles

Thoroughly inspected and compression tested

The LH6 is part of GM’s Generation IV small-block V8 family, known for durability and smooth performance. This engine provides plenty of towing power and everyday drivability, making it a dependable replacement option.

Fitment

Fits in:

2005–2009 GMC Envoy 5.3L V8 (VIN M)

2005–2009 Chevrolet Trailblazer 5.3L V8

2005–2007 Buick Rainier 5.3L V8

2005–2009 Saab 9-7X 5.3L V8

2005–2008 Isuzu Ascender 5.3L V8

Note: Will not fit 4.2L I6 models. Always confirm compatibility with VIN and RPO code before ordering.

Warranty & Installation

This engine comes with a 6-month standard warranty covering internal components. Professional installation is strongly recommended, including replacement of spark plugs, belts, seals, and fluids to ensure proper operation.

Why Choose This Engine?

Genuine OEM GM LH6 V8

Low-mileage and tested for reliability

Direct fit for Envoy, Trailblazer, Rainier, Saab 9-7X, and Ascender

Smooth power delivery and towing strength

Backed by warranty for peace of mind