What happens when a cylinder is deactivated on a Chevy Silverado?
However, when cylinder deactivation is commanded ON, the exhaust valve for the deactivated cylinder is in the closed position, allowing the locking pins on the valve lifter to move immediately, and deactivate the exhaust valve.
What happens when the solenoid valve is closed on a Chevy Silverado?
With the solenoid valves closed, engine oil pressure in the control ports is exhausted through the body of the solenoids into the engine block lifter valley. The housing of the VLOM incorporates several bleeds in the oil passages to purge any air trapped in the VLOM or engine block.
What kind of problem is a 6 cylinder Silverado?
I have a similar problem with my 08 Silverado 5.3 that also has the active cylinder management system. Number 6 cylinder misfiring, check engine light on, check stability track light on as well. I could feel engine was not running just right so had our mechanic look at it and they narrowed it down to the No 6 cylinder.
How does a cylinder deactivation valve work?
Cylinder deactivation is accomplished by not allowing the intake and exhaust valves to open on the selected cylinders by using special valve lifters. The deactivation lifters contain spring loaded locking pins that connect the internal pin housing of the lifter to the outer housing.
However, when cylinder deactivation is commanded ON, the exhaust valve for the deactivated cylinder is in the closed position, allowing the locking pins on the valve lifter to move immediately, and deactivate the exhaust valve.
With the solenoid valves closed, engine oil pressure in the control ports is exhausted through the body of the solenoids into the engine block lifter valley. The housing of the VLOM incorporates several bleeds in the oil passages to purge any air trapped in the VLOM or engine block.
Where are the cylinders on a Chevy Silverado?
To provide maximum fuel economy under light load driving conditions, the engine control module (ECM) will command the cylinder deactivation system ON to deactivate engine cylinders 1 and 7 on the left bank, and cylinders 4 and 6 on the right bank, switching to a V4 mode.
Who is doing cylinder deactivation for Dodge 6.7 Cummins?
The company doing this for Dodge 6.7 Cummins is called bully dog. Thanks just emailed bullydog to see if they could help. Hi, I’m new to these forums, and more than 20 years has separated me from the automotive field, but maybe some one could explain how cylinder deactivation is tied to engine lubrication?