Part # for winter cover

[NJDMAX]

I'm looking for the part number for the winter grille cover for a 2005 chevy with a dmax. Any help would be great. The local dealer is having problems getting the correct number.Thanks,
Tom

[USA-1]

TOM,Part no.15233637,2005 Chevy winter cover. USA-1

[NJDMAX]

Thanks!