Forum BAC RV Club Forum

Thanks Scott. We are moving again later today, I'll be watching for it.

Bill, Seeing zero boost would be expected, the engine sensors have lost power because the 12-volt switched ignition power to the engine ECM has been lost (loss of engine comm). Our 2006 PT does not have the Medallion Digital instrument panel or the Lig...

Thank you everyone for the recommendations and insights. The mechanic went through most of the recommendations, he found a number of corroded connections, including grounds, which he cleaned up. After a bunch of starts and stops (shutdowns)(pun intende...

Fred, Thank you for sharing the YouTube reference. The video was informative. Watching the video, one might think it necessary to remove the rear start PCB prior to the installing the jumper wire, it is not. As an alternative way to shut down the engin...

Quote from: Bill Heffernan on September 28, 2026, 01:36:07 AM Thanks Fred. Yes, we were able to re-start. We found a local mechanic. He went through all the electronics and did not find any issues. He pulled and checked fuel filters ...

Scott Your last post is very detailed and could be very helpful to anyone will similar coaches and problems on the road Thank you for your input. Eric

Bill, It’s unlikely that either a “low battery” message or a “loss of engine comm” message would be caused by fuel filters. A “loss of engine comm” message usually indicates that the engine ECM is not communicating with the coach systems. If this happe...

Thanks Fred. Yes, we were able to re-start. We found a local mechanic. He went through all the electronics and did not find any issues. He pulled and checked fuel filters - one of them looked a bit rough he said, replaced them and checked fuel pressure...

Still needing some help....,I replaced the 2 chassis batteries. One of them tested weak and they were 7 years old so I figured just replace and save some hassle later. I also know Allison transmission are very dependent on constant voltage so I wanted ...

Found your link, more than I want to spend, nice looking coach.

Ours is a 2004 Marquis Sapphire, a step up from the Emerald. But it is for sale as well. I am getting too old to be driving a big rig. We are in Hermiston, OR for a few more weeks, then off to Yuma, AZ for the winter.

I talked to Zach today, lined up an inspector to check it out.