Vibration under acceleration

[cat6nz]

(08-07-2020 )Signature620 Wrote:  Definitely reflash the ECM and have the injectors overhauled if the symptoms remain. Genuine ReMan injectors from Cat are garbage. If you can afford the downtime, have them rebuilt by an expert.

thank you for the advise thats my plan for now just dont know any good tuner in chicago area, never tuned a truck before, even now im trying to bring it back to stock