Replacing cartridge had no effect on the problem. Replacing cartridge had no effect on the problem.

there is no adjustment in the faucet.
could be debris located somewhere in the faucet or even lodged in the supply hose or shut off valve. have seen this before, not very common, but can occur.
remove the supply connections from the faucet and turn on the shut off valves spraying into a bucket. is there a difference in pressure? if there is a difference then your problem is before the faucet. could be in the supply hose of the shut off valve. there is no adjustment in the faucet. could be debris located somewhere in the faucet or even lodged in the supply hose or shut off valve. have seen this before, not very common, but can occur. remove the supply connections from the faucet and turn on the shut off valves spraying into a bucket. is there a difference in pressure? if there is a difference then your problem is before the faucet. could be in the supply hose of the shut off valve.