2003 GMC Sierra "expalnation" Questions

when fuel is low and loaded it misfires one if the reasons for misfires is low fuel pressure/ pump when loaded there is a requirement for more fuel and if the pressure is too low then misfiring occurs

Brake Pad Replacement,2004 VW Touareg,V6 instructions expalnation and diagrams on brake pad replacement for this vehicle.Are any special tools necessary. yes, you need a piston retract tool for the ...

...button and is either in an on or off position. I looked in the manual; there is a picture but no expalnation. It is not the fog lights; I found that switch. If iam not mistaking i believe it is to ...