My Father in Law has an upholstery shop in Irving.It is called Lone Star Trim # is 972-721-1317.He does good work for reasonable prices.He has even done work on my GN.Give him a call and tell him Patrick told you about him.Ask for Larry Green.
Try "Route 66" Auto Interiors off of Hwy 66 in Rowlett. He did a good job on installing a new factory interior in one of my GNs. The owner / operator is Johnny Tovar.
