88-90 CHEVY GMC 1500 C1500 SUBURBAN CLIMATE AC TEMP HEATER GREY/GREY OEM REMAN GM ABS VIDEO 89661-42J90 - You must match

89661-42J90 - You must match this exactly or the ecu will not function properly in the vehicle

Buttons work as they should

Display does show some haze - see pictures

5C3A-12A650-LBB and DPU-432A

Unit has been vacuum tested

88-90 CHEVY GMC 1500 C1500 SUBURBAN CLIMATE AC TEMP HEATER GREY/GREY OEM REMAN GM ABS VIDEO 89661-42J90 - You must matchPart Number This item doesn't have a part number. Please match your current control style for proper fitment. Color This unit has the grey face and black buttons. Fitment Will fit 1998 to 1990 Chevy and GMC full size trucks as well as full size SUV's that have the digital heater control option. This is a 5 button unit and is not compatible with the 6 button units for the 91 94 units. Tech Notes Climate Control has been tested and or repaired by our