23  products about 1990 GMC K3500 Light Relays, Switches & Control Modules found
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Make sure this part fits,  Select Vehicle $18.01  MSRP: $29.79 
You Save: $11.78 (40%)
Product Specifications Notes:   All Models; Manual Trans; 4 Speed Other Names:   Back Up Switch Item Dimensions:   3.1 x 2.0 x 2.0 inches Item Weight:   0.40 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Back-Up Switch More Info Vehicle Fitment 1990 GMC K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $12.61  MSRP: $24.38 
You Save: $11.77 (49%)
Product Specifications Notes:   All Models Other Names:   Park Brake Warning Switch, Stoplamp Switch, Switch Item Dimensions:   3.2 x 2.1 x 2.1 inches Item Weight:   0.30 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Switch Asm-Parking Brake Indicator More Info Vehicle Fitment 1990 GMC K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $12.61  MSRP: $24.38 
You Save: $11.77 (49%)
Product Specifications Notes:   All Models Other Names:   Park Brake Warning Switch, Stoplamp Switch, Switch Item Dimensions:   3.2 x 2.1 x 2.1 inches Item Weight:   0.30 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Switch Asm-Parking Brake Indicator More Info Vehicle Fitment 1990 GMC K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $13.76  MSRP: $34.18 
You Save: $20.42 (60%)
Product Specifications Notes:   All Models; Manual Trans; 5 Speed Other Names:   Back Up Switch Item Dimensions:   2.9 x 1.5 x 1.0 inches Item Weight:   0.40 Pounds Fitment Type:   Direct Replacement Replaces:   88996477, 23049569 Part Description:   1990 GMC K3500 Switch Asm, Parking/Neutral Position & Back Up Lamp More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $13.63  MSRP: $25.52 
You Save: $11.89 (47%)
Product Specifications Notes:   All Models Item Dimensions:   2.0 x 2.0 x 1.5 inches Item Weight:   0.30 Pounds Fitment Type:   Direct Replacement Replaces:   491391, 10039390, 11515735, 00491391, 10178780, 10041073, 15648653 Part Description:   1990 GMC K3500 Hazard Flasher Unit More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $49.66  MSRP: $74.92 
You Save: $25.26 (34%)
Product Specifications Notes:   W/O Tilt Wheel; W/Tilt Wheel, Lower; Pick-Up; All Other Names:   Dimmer Switch, Headlamp Dimmer Switch, Switch Item Dimensions:   4.5 x 3.5 x 2.4 inches Item Weight:   0.60 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Headlamp Dimmer Switch More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $21.56  MSRP: $40.70 
You Save: $19.14 (48%)
Product Specifications Notes:   All Models; W/Cruise;All Models; W/O Cruise; Auto Trans Other Names:   Stoplamp Switch Item Dimensions:   4.3 x 4.3 x 4.3 inches Item Weight:   1.50 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Stoplamp Switch More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SLE, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $21.56  MSRP: $40.70 
You Save: $19.14 (48%)
Product Specifications Notes:   All Models; W/Cruise;All Models; W/O Cruise; Auto Trans Other Names:   Stoplamp Switch Item Dimensions:   4.3 x 4.3 x 4.3 inches Item Weight:   1.50 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Stoplamp Switch More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SLE, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle $45.25  MSRP: $85.40 
You Save: $40.15 (48%)
Product Specifications Notes:   All Models Other Names:   Flasher, Hazard Flasher, Turn Signal Flasher Item Dimensions:   2.3 x 1.7 x 1.2 inches Item Weight:   0.40 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Flasher More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Connector Gender: Female Connector Quantity: 2 Functions: Switch Terminal Gender: Male Terminal Quantity: 6 Terminal Type: Blade UPC: 841266033131 Part Description: 1990 GMC K3500 Brake Light Switch More Info Vehicle Fitment 1990 GMC K3500 | All Trims | All Engines Make sure this part fits,  Select Vehicle Product Specifications Notes: Overall Length of 58mm Connector Gender: Female Connector Quantity: 1 Terminal Gender: Female Terminal Quantity: 2 UPC: 841266002519 Part Description: 1990 GMC K3500 Reverse Light Switch More Info Vehicle Fitment 1990 GMC K3500 | All Trims | All Engines Make sure this part fits,  Select Vehicle Product Specifications Notes: Gray Connector Gender: Male Functions: Headlight Knob Color: Black Knob Included: No Labeled: No Lighted: Yes OE Part Number: 10470881 Switch Actuation Style: Lever Switch Finish: Plastic Switch Material: Plastic Terminal Gender: Male Terminal Quantity: 6 Terminal Type: Blade UPC: 841266063398 Wiring Included: No Part Description: 1990 GMC K3500 Headlight Switch More Info Vehicle Fitment 1990 GMC K3500 | All Trims | All Engines Make sure this part fits,  Select Vehicle Product Specifications Color: black, white Connector Gender: Male Finish: Plastic Functions: Turn Signal Switch OE Part Number: 1995975 Terminal Gender: Male Terminal Quantity: 10 Terminal Type: Blade Terminals UPC: 841266070693 Part Description: 1990 GMC K3500 Headlight Dimmer Switch More Info Vehicle Fitment 1990 GMC K3500 | All Trims | 8 Cyl 5.7L 1990 GMC K3500 | All Trims | 8 Cyl 6.2L 1990 GMC K3500 | All Trims | 8 Cyl 7.4L 1990 GMC K3500 | All Trims | All Engines Show More Make sure this part fits,  Select Vehicle Product Specifications Notes:   All Models; W/Pulse Wiper Item Dimensions:   17.9 x 4.2 x 1.1 inches Item Weight:   0.60 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Lever, Turn Signal & Headlamp Dimmer Switch & Cruise Control Actuator & Windshield Wiper & Windshield Washer More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SLE, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   W/O Tilt Wheel, W/Pulse; All Models; W/Pulse; W/O Tilt Wheel Item Dimensions:   5.7 x 3.9 x 3.8 inches Item Weight:   0.60 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Front Wiper Switch More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   Headlamp Switch; All Models Item Dimensions:   5.3 x 3.1 x 1.0 inches Item Weight:   0.50 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Switch Trim Plate More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   W/O Tilt Wheel; W/Tilt Wheel; All Models Item Dimensions:   6.2 x 4.2 x 4.1 inches Item Weight:   0.70 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Turn Signal & Hazard Switch More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   W/O Tilt Wheel; W/Tilt Wheel; All Models Item Dimensions:   6.2 x 4.2 x 4.1 inches Item Weight:   0.70 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Turn Signal & Hazard Switch More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   All Models; W/O Pulse Wiper Other Names:   Lever, Signal Lever, Turn Signal Switch Item Dimensions:   9.3 x 3.2 x 3.2 inches Item Weight:   0.30 Pounds Fitment Type:   Direct Replacement Replaces:   25111291, 25075203, 25140376, 25111261 Part Description:   1990 GMC K3500 Lever Asm, Turn Signal & Headlamp Dimmer Switch & Cruise Control Actuator More Info Vehicle Fitment 1990 GMC K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SLE, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   All Models; Auto Trans Other Names:   Back Up Switch, Neutral Safety Switch Item Dimensions:   3.2 x 3.2 x 3.1 inches Item Weight:   0.60 Pounds Fitment Type:   Direct Replacement Replaces:   15679680 Part Description:   1990 GMC K3500 Switch, Parking/Neutral Position & Back Up Lamp More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   Components On Dash Panel, Fuel Pump Control Other Names:   Module Item Dimensions:   4.2 x 4.2 x 2.0 inches Item Weight:   0.50 Pounds Fitment Type:   Direct Replacement Replaces:   10052955 Part Description:   1990 GMC K3500 Fuel Pump Cycle Control Module Assembly More Info Vehicle Fitment 1990 GMC K3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   All Models; W/O Cruise; Manual Trans Other Names:   Stoplamp Switch Item Dimensions:   4.3 x 2.2 x 2.1 inches Item Weight:   0.40 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Switch Asm - Stop Lamp More Info Vehicle Fitment 1990 GMC K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SLE, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS Make sure this part fits,  Select Vehicle Product Specifications Notes:   All Models; W/O Cruise; Manual Trans Other Names:   Stoplamp Switch Item Dimensions:   4.3 x 2.2 x 2.1 inches Item Weight:   0.40 Pounds Fitment Type:   Direct Replacement Part Description:   1990 GMC K3500 Switch Asm - Stop Lamp More Info Vehicle Fitment 1990 GMC K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SLE, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS