Replace the EGR Valve. I had this same problem with my 454 chevy chassis Motorhome & pulled the heads & had the valves done, thinking I had a burned intake Valve! I still had the same problem after...
Type: Posts; User: partero
Replace the EGR Valve. I had this same problem with my 454 chevy chassis Motorhome & pulled the heads & had the valves done, thinking I had a burned intake Valve! I still had the same problem after...