[stiers]

When the truck is warm and in gear sitting at stop lights and such it seems like it is loosing power. THe voltage drops as does the oil presure guages for a second and then goes back to normal. ANy idea?

 

[rlith]

Sounds electrical... Might want to have your alternator and battery tested...

 

[Psycho-Sick]

definately alternator

 

[syclonedave]

whats the idle speed doing?

 

[stiers]

My truck doesn't have a tach but it definitly feels like the idle speed is going down.