C 1500 Truck 2WD V8-6.5L DSL Turbo VIN F (1998)
Backup Lamp: Description and Operation
When the Ignition Switch is in RUN, voltage is applied through the TURN B/U Fuse to the Backup Lamp Switch. With the Transaxle in REVERSE,
voltage is applied to the LH and RH Backup Lamps, which are permanently grounded. When voltage is applied to LT GRN (24), the Backup Lamps are
on. LT ORN (24) also supplies input to the Electrochromatic Rearview Mirror Dimming function. Connection is also provided for the Trailer-Tow
capability.