RepairPal Certified shops can diagnose and repair your 2006 Chevrolet Tahoe. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
on May 16, 2018
The relay IS an *integral part* OF the blower resistor module.
*Hands-on* testing by qualified personnel will be required.
I just did could the relay switch be causing that problem?