19 ResultsMost relevant2004 Newmar Kountry Star ProblemI am on a trip and my check eng light came on and a few seconds later red stop eng light with audible warning. It comes on whenever I come to a grade and need extra power, as soon as I let off on the ...2002 Newmar Kountry Star reoccurring electrical problemNewmar motor home keeps blowing out 110 appliances. Battery charger, microwave, refrigerator. If I plug in one of these devices, they will be unusable before the day is out. I must run a separate 1...40' Mandalay Class A...n payoff we think). We presently have a 2004 Newmar Kountry Star 38' gaser. We know nothing about the Mandalay brand except we think they were made by Thor? Would appreciate any info on the M...View results from replies1992 Newmar Kountry StarI have a 1992 Newmar Kountry Star RV that is having some problems. It starts easily but within a minute or two, the check engine light comes on, then the engine dies. Have replaced the MAF sensor a...08 Alfa SeeYa Apology...he AC problem brings up lots of posts". Ok, I have used a Google Search window for the following statements: "rv basement air conditioning problems", "rv basement air conditioner problems", and "m...View results from repliesISB 300 Power loss / Turbo FailureI have a 2004 Newmar Kountry Star with 69k miles. It's been a great coach and I have had no problems to date. On my last trip I noticed significant power loss, especially when climbing hills or t...View results from repliesDoes a 2003 Kountry Star have a CAT C7 engine?I am looking to buy a used diesel motor home. Yesterday I came across a VERY nice, clean 2003 Newmar Kountry Star with a 330 HP CAT engine and and 6 speed Allison transmission 40,000 miles on the o...Cummings ISB 5.9L Turbo Diesel 300hpI'm new to the diesel engines so how many different Cummins engines do they normally use for RV's? Someone was telling me that the ISB 5.9 is small for a diesel pusher?? So please done rip on me if ...View results from repliesPerplexed by Newmar...ine without success. Called Newmar this morning and was given their internal part number. Asked for the mfg part number. Was told they don't give that out. :M Huh? When did mfg part numbers become p...View results from repliesNorcold refrigerator does too warmI have a Norcold 1200LRIM refrigerator in a 2003 Newmar Kountry Star Class A with two problems. The first is that it will only cool to mid 40 degree temps. The second is that it won't run on AC, o...