Have a 190-3442 on my truck (05 MXS) has low fuel pressure. Is that type a throw away? Not the style of pump people are using the shim trick or the spring upgrade on.
I ordered a 384-8611 and the spring kit. Hopefully it wakes my truck up!
C15 Acert Transfer Pump
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Bentwrench, Mar 16, 2026 at 4:53 PM.