19 products about 1991 GMC C3500 Light Relays, Switches & Control Modules foundVEHICLE SPECIFIC 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: 1991 GMC C3500 Back-Up Switch More Info Vehicle Fitment 1991 GMC C3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 6 Cyl 4.8 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS $16.15 MSRP: $30.46
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Check Fit Add to CartVEHICLE SPECIFIC 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: 1991 GMC C3500 Front Wiper Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 $44.05 MSRP: $91.73
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Check Fit Add to CartVEHICLE SPECIFIC 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: 1991 GMC C3500 Headlamp Dimmer Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 $49.66 MSRP: $74.92
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Check Fit Add to CartVEHICLE SPECIFIC 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: 1991 GMC C3500 Switch Asm, Parking/Neutral Position & Back Up Lamp More Info Vehicle Fitment 1991 GMC C3500 | 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 $17.63 MSRP: $34.97
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Check Fit Add to CartVEHICLE SPECIFIC 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: 1991 GMC C3500 Hazard Flasher Unit More Info Vehicle Fitment 1991 GMC C3500 | 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 $13.63 MSRP: $25.52
You Save: $11.89 (47%)
Check Fit Add to CartVEHICLE SPECIFIC 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: 1991 GMC C3500 Flasher More Info Vehicle Fitment 1991 GMC C3500 | Sierra, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS $43.20 MSRP: $81.52
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: All Models Item Dimensions: 2.9 x 2.8 x 1.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 1991 GMC C3500 Back-Up Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 $14.00 MSRP: $23.14
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: All Models; All 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: 1991 GMC C3500 Stoplamp Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 $20.59 MSRP: $38.86
You Save: $18.27 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: All Models; All 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: 1991 GMC C3500 Stoplamp Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 $20.59 MSRP: $38.86
You Save: $18.27 (48%)
Check Fit Add to CartVEHICLE SPECIFIC 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: 1991 GMC C3500 Switch Trim Plate More Info Vehicle Fitment 1991 GMC C3500 | 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 VEHICLE SPECIFIC Product Specifications Connector Gender: Female Connector Quantity: 2 Functions: Switch Terminal Gender: Male Terminal Quantity: 6 Terminal Type: Blade UPC: 841266033131 Part Description: 1991 GMC C3500 Brake Light Switch More Info Vehicle Fitment 1991 GMC C3500 | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Notes: Overall Length of 58mm Connector Gender: Female Connector Quantity: 1 Terminal Gender: Female Terminal Quantity: 2 UPC: 841266002519 Part Description: 1991 GMC C3500 Reverse Light Switch More Info Vehicle Fitment 1991 GMC C3500 | All Trims | All Engines VEHICLE SPECIFIC 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: 1991 GMC C3500 Headlight Switch More Info Vehicle Fitment 1991 GMC C3500 | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Notes: w/o Tilt Wheel 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: 1991 GMC C3500 Headlight Dimmer Switch More Info Vehicle Fitment 1991 GMC C3500 | All Trims | 8 Cyl 5.7L 1991 GMC C3500 | All Trims | 8 Cyl 6.2L 1991 GMC C3500 | All Trims | 8 Cyl 7.4L 1991 GMC C3500 | All Trims | All Engines Show More VEHICLE SPECIFIC Product Specifications Notes: W/O Tilt Wheel; W/Tilt Wheel; All Models; W/Pulse Wiper; W/O Tilt Wheel Item Dimensions: 6.2 x 4.2 x 4.1 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 1991 GMC C3500 Turn Signal & Hazard Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 VEHICLE SPECIFIC Product Specifications Notes: W/O Tilt Wheel; W/Tilt Wheel; All Models; W/Pulse Wiper; W/O Tilt Wheel Item Dimensions: 6.2 x 4.2 x 4.1 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 1991 GMC C3500 Turn Signal & Hazard Switch More Info Vehicle Fitment 1991 GMC C3500 | 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 VEHICLE SPECIFIC 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: 1991 GMC C3500 Fuel Pump Cycle Control Module Assembly More Info Vehicle Fitment 1991 GMC C3500 | 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 VEHICLE SPECIFIC 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: 1991 GMC C3500 Switch, Parking/Neutral Position & Back Up Lamp More Info Vehicle Fitment 1991 GMC C3500 | 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 VEHICLE SPECIFIC Product Specifications Notes: All Models Other Names: Hazard Switch Item Weight: 0.60 Pounds Fitment Type: Direct Replacement Part Description: 1991 GMC C3500 Switch Asm-Emergency Vehicle Roof Panel Lamp More Info Vehicle Fitment 1991 GMC C3500 | 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