RAM · 2015-08-12
Glow Plug Missing O-ring This bulletin involves the replacement of the glow plugs because of a missing internal O-ring. The customer may describe a Malfunction Indicator Lamp (MIL) illumination and/or a blinking glow plug lamp in the Instrument Cluster. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? P06B9 - Cylinder 1 Glow Plug Circuit Performance ? P06BA - Cylinder 2 Glow Plug Circuit Performance ? P06BB - Cylinder 3 Glow Plug Circuit Performance ? P06BC - Cylinder 4 Glow Plug Circuit Performance ? P064C - Glow Plug Control Module 1 ? P0671 - Cylinder 1 Glow Plug Circuit Open ? P0672 - Cylinder 2 Glow Plug Circuit Open ? P0673 - Cylinder 3 Glow Plug Circuit Open ? P0674 - Cylinder 4 Glow Plug Circuit Open ? P066A -…