does any one know where the #4 cylinder is located ? on 2001 GMC Sierra 2500 HD

it wants to stall when i come to a stop. no check engine light came on but put a code reader on it and came up misfire in cylinder #4

Asked by for the 2001 GMC Sierra 2500 HD
It's the second one back on the right. GM engines are odd numbers on the left and even on the right. On a V-8 it's 1-3-5-7 on the left and 2-4-6-8 on the right.