Chevy L86 Engine Specs · Help Center - Summit Racing
Chevy L86 Engine Specs Gen 5, 6.2L, Aluminum Block Engines with Active Fuel Management. The L86 is a Gen. 5, 6.2L, small block engine used in GM trucks and SUV's. They are known as the EcoTec3 …
Intro to the Gen. 5 Chevy LT Truck Engine · Help Center
The L87 replaced the L86 in 2019 and uses Dynamic Fuel Management (DFM) instead of AFM. L8T The L8T 6.6L is the only cast iron block Gen. 5 LT engine. It has no technology added for fuel saving. It is …
Chevrolet LT Gen. 5 LT1/LT2 Torque Specs · Help Center
Notes: The harmonic balancer should be installed with the old harmonic balancer bolt or a Harmonic Balancer Installer. Most fasteners that list a torque angle are Torque to Yield (TTY). The specs listed …
I know my VIN. Which LT engine do I have? · Help Center
Identify a Chevy LT Engine (Gen. 5) by VIN Chevrolet's 5th generation small block engines can be called different names. The car engines are usually known by the RPO code, which starts with the …
Chevy L87 Engine Specs · Help Center
Gen 5, 6.2L, Aluminum Block Engines with Dynamic Fuel Management.
Chevy LT1 Engine Specs (2014-present) · Help Center
Gen 5, 6.2L, Aluminum Block Engine GM has made 3 engines known as the LT1: 1970-72 - Gen. 1, 5.7L, small block 1991-97 - Gen. 2, 5.7L, small block 2014-present - Gen. 5, 6.2L, small block This …
Chirp & Squeak? Why Your GM 6.2L & 6.6L V8 Sounds Different—And …
Feb 19, 2025 · Hearing chirps or squeaks from your GM 6.2L or 6.6L V8? Don’t worry—these engine noises are normal. Here’s why your truck sounds different.
Recalls | GM-Trucks.com
Dec 18, 2025 · Stay informed with the latest GM Truck recalls: safety updates, fixes, and advice. Your trusted source for keeping your vehicle safe.
How do I delete the AFM on my LS engine? · Help Center
AFM Disabler vs. AFM Delete This article applies to any Gen. 4, Chevy LS engine with the Active Fuel Management (AFM) System. You have 2 options that will keep the ...
Chevrolet LS Gen. 4 Aluminum Block Torque Specs · Help Center
Gen. 4, Aluminum Block, LS Engines The following specs apply to RPO codes: LS2 LS3 LS4 LH6 LC9 L92 Etc. **Click the blue links in the table for more detailed information**