Yes, the Chevy Colorado does have cylinder deactivation. The 3.6-liter V6 engine in the Colorado is equipped with Active Fuel Management (AFM), which is GM’s cylinder deactivation technology. AFM disables two cylinders under light throttle applications to conserve fuel .
Contents
- What year did GM add cylinder deactivation?
- Does Chevy 4.3 have cylinder deactivation?
- Does cylinder deactivation damage the engine?
- Can GM AFM be turned off?
- Does Chevy have cylinder deactivation?
- Is the 4.3 liter V6 Chevy engine any good?
- What GM vehicles have cylinder deactivation?
- How do I know if my truck has AFM?
- What are the disadvantages of cylinder deactivation?
- Does Chevy Colorado have AFM?
What year did GM add cylinder deactivation?
2005
General Motors first introduced its Active Fuel Management cylinder deactivation system in 2005.
Does Chevy 4.3 have cylinder deactivation?
Cylinder deactivation, also known as Active Fuel Management (AFM), is now standard on all three EcoTec3 engines.
Does cylinder deactivation damage the engine?
Is cylinder deactivation bad for your engine? No it’s not bad for your engine. The pistons continue moving up/down like they always do,but the fuel and/or ignition is cutoff to certain cylinders.
Can GM AFM be turned off?
The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active and Dynamic Fuel Management systems from dropping cylinders. Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU.
Does Chevy have cylinder deactivation?
The base 5.3-liter V-8 uses an active fuel management system that deactivates cylinders to conserve fuel.
Is the 4.3 liter V6 Chevy engine any good?
The Chevrolet 4.3 V6 is one of General Motors’ most fuel-efficient engines as this engine has been servicing the clients for a long time. Although this is a long lasting and powerful engine, it does have certain flaws. The Chevy 4.3 V6 engine is extremely dependable, with a life expectancy of over 300,000 miles.
What GM vehicles have cylinder deactivation?
Current Vehicle Applications
- Cadillac Escalade with 6.2L V-8 L86.
- Cadillac CT6: Cadillac CT6 with 3.6L V-6 LGX. Cadillac CT6 with 3.0L Twin Turbo V-6 LGW. Cadillac CT6 with 4.2L Twin-Turbo V-8 LTA.
- Cadillac CTS with 3.6L V-6 LGX.
- Cadillac ATS with 3.6L V-6 LGX.
- Cadillac XT5 with 3.6L V-6 LGX.
How do I know if my truck has AFM?
Here’s how to tell if a vehicle has Active Fuel Management. One of the easiest ways to tell is from the driver’s seat. If you want to determine if the V6 or V8 GM vehicle you are in has the tech, simply look for the readout on the digital screen below the tachometer.
What are the disadvantages of cylinder deactivation?
If the engine is equipped with a cylinder deactivation system, we face a new potential failure mode. Increasing the valvespring pressure or just increasing the amount of lifter movement at speed may be enough to overwhelm the oil pressure keeping the lifter in full operation.
Does Chevy Colorado have AFM?
Rear-wheel drive comes standard on the WT and LT, but the rest of the lineup has four-wheel drive. EPA ratings haven’t been released, but the Colorado has an engine start/stop system and active fuel management technology.
