When anemia is present (i.e., low RBCs, low hemoglobin, low hematocrit) and the bone marrow is responding appropriately to the demand for increased numbers of RBCs, then the bone marrow will produce more and allow for the early release of more immature RBCs, increasing the number of reticulocytes in the blood.
1 Turn on the faucet to drain the water from the faucet. 2  Remove the handle by unscrewing the screw that holds it in place. 3  Behind the handle, youâll find a packing nut.4  Turning counter-clockwise, use a wrench to undo the packing nut and slide out the valve assembly. Turn on the faucet to drain the water from the faucet. 2  Remove the handle by unscrewing the screw that holds it in place. 3  Behind the handle, youâll find a packing nut.
If the needle is lower, is jumping up and down or steadily dropping, you have a vacuum problem. Look for possible vacuum leaks by checking vacuum hose connections, the throttle body and manifold, and PVC valve and plumbing. An EGR valve that is leaking can also act like a vacuum leak and cause a random misfire.