He was born November 20, 1937 in Herreid, South Dakota to Art and Irene (Quaschnick) Wacker. In 1959 he married Marge Guthmiller.
Arlo had a Master's degree in education and taught in public schools for over 40 years. He had a passion for cars and enjoyed woodworking, watching the Packers, and collecting guns. His dog, Blackie, held a very important place in his heart.
He is survived by Marge; his sons, Dave Wacker and Michael (Betsy) Wacker; his granddaughter, Angellica; his dear friend who he considered a son, Joel (Sharon) Faeth and his children, Nicole and Austin; his nieces, Sandy Kirschmann and Deb Cornellius; and many caring friends and relatives.
He was preceded in death by his parents; son, James Wacker; and sister, Elaine Heier.
The family would also like to thank his many dear friends and neighbors who helped him in the past few years, Jim and Linda Trinka and family, Chuck and Bonnie Rohlwing, Cathy and George Evans, and Joyce Latigo.
There will be a funeral service at 3pm on Sunday, October 28 at the First Congregational Church, 461 Pierson St., Crystal Lake.
Burial will be at 10am on Monday, October 29 at Crystal Lake Memorial Park, 8012 Ridgefield Rd., Crystal Lake.
Memorials may be made to the Rescue Warriors Corp. at www.rescuewarriorscorp.org.
Arrangements entrusted to Querhammer & Flagg Funeral Home. For information call 815-459-1760. Online condolences may be made at www.querhammerandflagg.com.