2015 Ram 2500 eco

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Page 627 of 865

Ram 2500 2015  Owners Manual Vehicles With Non Matching Full Size Spare Or Com-
pact Spare
•The non matching full size spare or compact spare tire
does not have a TPM sensor. Therefore, the TPMS will
not monitor the pressure in

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Ram 2500 2015  Owners Manual Tire Pressure Information System (TPIS) 3500
Series Trucks
Your vehicle may be equipped with a Tire Pressure
Information System (TPIS).
The Tire Pressure Information System (TPIS) uses wire-
less tech

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Ram 2500 2015  Owners Manual will no longer be displayed, and a pressure value will
display in place of the dashes. A system fault can occur
due to any of the following:
•Signal interference due to electronic devices or driving

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Ram 2500 2015  Owners Manual Light spark knock at low engine speeds is not harmful to
your engine. However, continued heavy spark knock at
high engine speeds can cause damage and immediate
service is required.
Poor quality gasoli

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Ram 2500 2015  Owners Manual Reformulated Gasoline
Many areas of the country require the use of cleaner
burning gasoline referred to as “Reformulated Gasoline.”
Reformulated gasoline contain oxygenates and are spe-
cifically

Page 632 of 865

Ram 2500 2015  Owners Manual E-85 Usage In Non-Flex Fuel Vehicles
Non-Flex Fuel Vehicles (FFV) are compatible with gaso-
line containing up to 10% ethanol (E10). Gasoline with
higher ethanol content may void the New Vehicle Lim-

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Ram 2500 2015  Owners Manual Materials Added To Fuel
Besides using unleaded gasoline with the proper octane
rating, gasolines that contain detergents, corrosion and
stability additives are recommended. Using gasolines
that have t

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Ram 2500 2015  Owners Manual CAUTION!(Continued)
•The use of fuel additives, which are now being
sold as octane enhancers, is not recommended.
Most of these products contain high concentrations
of methanol. Fuel system damage o