Could someone recommend a maintenance manual for '05 V6 ? Pulling some codes but don't know where to begin. I'd like to troubleshoot and repair myself but could really use a repair manual.
The truck seems to be running fine but these error codes are persistent. Ive cleared them twice but they...
04 v8, 96k miles on the clock.
PO171 & P0174
System too lean, bank 1 & 2
Vehicle runs completely fine, its smooth, power in all gears throughout rpms, city, highway, rolling. Averaging about 12.8 mpg. (I have had the car for about a month now and those are my personal observations as is)