UPDATE: Hard starting Cummins ISM
Good Morning everyone! Cummins ISM. 95,000 miles. Just had it serviced, replaced water separator, filters etc. including Allison transmission service. Generally used Speedco for service but tried out ...
Forum Discussion
Typically a longer crank to start after a service would indicate you still have some air in the system. Unusual on a newer diesel, but not unheard of.
How far / long have you driven it since the service was done?
How far / long have you driven it since the service was done?
