Originally Posted by
Vehi-Cross-Az
for the past few weeks, my red CHECK light starts flashing just after a few minutes of driving.
It pretty much stays on the whole time while driving, short or long trips.
Trans has been having trouble shifting from 2 to 3rd gear sometimes, but its been doing that
for almost 2 yrs. It could be in my head, but I feel like Ive been hearing diff noise in the
rear diff when making a sharp slow turn in a parking lot.
My green lites still seems to show grip under hard acceleration, from bottom to top.
The Az weathers been mid 80s, nothing out of the blue there.
How do you pull codes for diagnostics on that part of the system, or can you ?
truck has about 178k on it...