2.7 L3B TurboMax
Explore technical details, engine specifications and compatibility guidance.
View engine detailsGMC engine reference, technical information and compatible-model notes. Discover the engine before requesting a quotation.
The LR4 is an engine code or family reference associated with GMC vehicles. Detailed configuration, performance figures and production applications for this particular variant have not yet been published. Check the full engine code and vehicle VIN to identify a suitable replacement.
Detailed manufacturer specifications have not yet been entered for this code. Contact us with your model and VIN for a review.
Specifications are reference information, may differ by production year, market and engine suffix, and are not an offer of an engine in stock.
Tell us what you're looking for. We'll use your engine code or VIN details to review compatibility.