29 products about 2021 GMC Sierra 1500 Engine Sensors, Switches & Relays foundVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Diesel; Silverado, Sierra; 2.7l; All;Silverado, Sierra; 3.0l Diesel;Silverado, Sierra; 4.3l Item Dimensions: 0.1 x 2.2 x 2.2 inches Item Weight: 3.10 Pounds Fitment Type: Direct Replacement Replaced by: 12727099 Part Description: 2021 GMC Sierra 1500 Oil Level Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $24.64 MSRP: $46.49
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Diesel; Silverado, Sierra; 2.7l; All;Silverado, Sierra; 3.0l Diesel;Silverado, Sierra; 4.3l Item Dimensions: 0.1 x 2.2 x 2.2 inches Item Weight: 3.10 Pounds Fitment Type: Direct Replacement Replaced by: 12727099 Part Description: 2021 GMC Sierra 1500 Oil Level Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $24.64 MSRP: $46.49
You Save: $21.85 (47%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Diesel; Silverado, Sierra; 2.7l; All;Silverado, Sierra; 3.0l Diesel;Silverado, Sierra; 4.3l Item Dimensions: 0.1 x 2.2 x 2.2 inches Item Weight: 3.10 Pounds Fitment Type: Direct Replacement Replaced by: 12727099 Part Description: 2021 GMC Sierra 1500 Oil Level Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $24.64 MSRP: $46.49
You Save: $21.85 (47%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4.3 Liter; 5.3 & 6.2 Liter; Silverado, Sierra; 4.3l;Silverado, Sierra; 5.3l;Silverado, Sierra; 6.2l Other Names: Camshaft Position Sensor, Camshaft Sensor Item Dimensions: 2.1 x 2.1 x 2.0 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Camshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $17.81 MSRP: $33.58
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 5.3, 6.2 Liter; Silverado, Sierra; 5.3l;Silverado, Sierra; 6.2l Item Dimensions: 3.1 x 1.7 x 1.1 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Oil Temperature Sending Unit More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $27.37 MSRP: $51.66
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 5.3, 6.2 Liter; Silverado, Sierra; 5.3l;Silverado, Sierra; 6.2l Item Dimensions: 3.1 x 1.7 x 1.1 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Oil Temperature Sending Unit More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $27.37 MSRP: $51.66
You Save: $24.29 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 5.3, 6.2 Liter; Silverado, Sierra; 5.3l;Silverado, Sierra; 6.2l Item Dimensions: 3.1 x 1.7 x 1.1 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Oil Temperature Sending Unit More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $27.37 MSRP: $51.66
You Save: $24.29 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4.3, 5.3, 6.2 Liter; Silverado, Sierra; 4.3l;Silverado, Sierra; 5.3l;Silverado, Sierra; 6.2l Fitment Type: Direct Replacement Replaces: 12594942, 12701247, 12644228, 12694725 Part Description: 2021 GMC Sierra 1500 Booster Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, Hybrid, SL, SLE, SLT, WT, XFE | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS $47.87 MSRP: $90.34
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 4.3 Liter; 5.3 & 6.2 Liter, W/O Fuel Management; Silverado, Sierra; 4.3l;Silverado, Sierra; 5.3l; W/6-Speed Auto Trans Other Names: Crankshaft Position Sensor, Crankshaft Sensor Item Dimensions: 3.0 x 3.1 x 1.0 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Replaces: 12623094 Part Description: 2021 GMC Sierra 1500 Crankshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $27.47 MSRP: $51.84
You Save: $24.37 (48%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra; All Other Names: Pedal Travel Sensor Item Dimensions: 6.2 x 5.3 x 17.7 inches Item Weight: 1.20 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Pedal Travel Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $17.82 MSRP: $32.24
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Level Indicator, Oil Level Sensor Item Dimensions: 8.5 x 3.1 x 3.2 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Replaced by: 12696435 Part Description: 2021 GMC Sierra 1500 Level Indicator More Info Vehicle Fitment 2021 GMC Sierra 1500 | Base | 6 Cyl 4.3 L GAS $20.26 MSRP: $32.17
You Save: $11.91 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Level Indicator, Oil Level Sensor Item Dimensions: 8.5 x 3.1 x 3.2 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Replaced by: 12696435 Part Description: 2021 GMC Sierra 1500 Level Indicator More Info Vehicle Fitment 2021 GMC Sierra 1500 | Base | 6 Cyl 4.3 L GAS $20.26 MSRP: $32.17
You Save: $11.91 (38%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.7 Liter Turbo; 3.0 Liter Diesel; Silverado, Sierra Item Dimensions: 3.0 x 1.3 x 0.8 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Oil Temperature Sending Unit More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $11.37 MSRP: $20.56
You Save: $9.19 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.7 Liter Turbo; 3.0 Liter Diesel; Silverado, Sierra Item Dimensions: 3.0 x 1.3 x 0.8 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Oil Temperature Sending Unit More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $11.37 MSRP: $20.56
You Save: $9.19 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.7 Liter Turbo; 3.0 Liter Diesel; Silverado, Sierra Item Dimensions: 3.0 x 1.3 x 0.8 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Oil Temperature Sending Unit More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $11.37 MSRP: $20.56
You Save: $9.19 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Level Indicator, Level Sensor, Oil Level Sensor Item Dimensions: 7.0 x 4.3 x 4.5 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaced by: 12696433 Part Description: 2021 GMC Sierra 1500 Level Indicator More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $8.90 MSRP: $14.72
You Save: $5.82 (40%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Level Indicator, Level Sensor, Oil Level Sensor Item Dimensions: 7.0 x 4.3 x 4.5 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaced by: 12696433 Part Description: 2021 GMC Sierra 1500 Level Indicator More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $8.90 MSRP: $14.72
You Save: $5.82 (40%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Level Indicator, Level Sensor, Oil Level Sensor Item Dimensions: 7.0 x 4.3 x 4.5 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaced by: 12696433 Part Description: 2021 GMC Sierra 1500 Level Indicator More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $8.90 MSRP: $14.72
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra; 3.0l Diesel; AT Cylinder Head Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Cylinder Head Temperature Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Denali, Elevation, SLE, SLT | 6 Cyl 3.0 L DIESEL $17.94 MSRP: $32.46
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Diesel; Silverado, Sierra; 3.0l Diesel Other Names: Crankshaft Position Sensor, Crankshaft Sensor Replaces: 55495265 Part Description: 2021 GMC Sierra 1500 Crankshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Denali, Elevation, SLE, SLT | 6 Cyl 3.0 L DIESEL $9.09 MSRP: $16.44
You Save: $7.35 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 5.3 & 6.2 Liter, W/Fuel Management; Silverado, Sierra; 5.3l; W/O 6-Speed Auto Trans;Silverado, Sierra; 6.2l Other Names: Crankshaft Position Sensor, Crankshaft Sensor Item Dimensions: 3.1 x 3.0 x 1.0 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Replaced by: 12712848 Part Description: 2021 GMC Sierra 1500 Crankshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS $22.54 MSRP: $42.54
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.0 Liter Diesel Other Names: Pressure Sensor Item Dimensions: 2.6 x 2.0 x 1.1 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaced by: 12718935 Part Description: 2021 GMC Sierra 1500 Pressure Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Denali, Elevation, SLE, SLT | 6 Cyl 3.0 L DIESEL $13.09 MSRP: $23.78
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Crankshaft Position Sensor Item Dimensions: 4.1 x 2.1 x 1.0 inches Item Weight: 0.40 Pounds Replaced by: 12706708 Part Description: 2021 GMC Sierra 1500 Crankshaft Position Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS $6.62 MSRP: $12.48
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra; 2.7l; AT Engine Block;Silverado, Sierra; 2.7l; AT System Pipes/Hoses; 2.7 Liter Turbo, Water Inlet; 2.7 Liter Turbo, Water Outlet Item Dimensions: 2.7 x 1.2 x 0.7 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Cylinder Head Temperature Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS $12.94 MSRP: $23.40
You Save: $10.46 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.7 Liter Turbo; Silverado, Sierra; 2.7l Other Names: Crankshaft Position Sensor, Crankshaft Sensor Fitment Type: Direct Replacement Replaces: 55507118 Part Description: 2021 GMC Sierra 1500 Crankshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS $6.91 MSRP: $12.48
You Save: $5.57 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Other Names: Crankshaft Position Sensor Item Dimensions: 4.2 x 2.1 x 1.0 inches Item Weight: 4.30 Pounds Fitment Type: Direct Replacement Replaced by: 40009075 Part Description: 2021 GMC Sierra 1500 Crankshaft Position Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Denali, Elevation, SLE, SLT | 6 Cyl 3.0 L DIESEL $8.72 MSRP: $16.44
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2020-22; 2.7 Liter Turbo; Silverado, Sierra; 2.7l; AT Heater Outlet Hose;Silverado, Sierra; 2.7l; AT Radiator;Silverado, Sierra; 3.0l Diesel; AT Charge Air Cooler Hose;Silverado, Sierra; 3.0l Diesel; AT Inlet Pipe;Silverado, Sierra; 3.0l Diesel; AT Radiator; 2020-22, Water Inlet Item Dimensions: 2.7 x 1.5 x 0.9 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2021 GMC Sierra 1500 Manifold Absolute Pressure Sensor Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL $6.24 MSRP: $11.76
You Save: $5.52 (47%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.7 Liter Turbo, #1;2.7 Liter Turbo, #2; 3.0 Liter Diesel; Silverado, Sierra; 2.7l;Silverado, Sierra; 3.0l Diesel Item Dimensions: 2.2 x 1.9 x 1.1 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 55508453 Replaced by: 12733487 Part Description: 2021 GMC Sierra 1500 Camshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL $11.82 MSRP: $22.28
You Save: $10.46 (47%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 2.7 Liter Turbo, #1;2.7 Liter Turbo, #2; 3.0 Liter Diesel; Silverado, Sierra; 2.7l;Silverado, Sierra; 3.0l Diesel Item Dimensions: 2.2 x 1.9 x 1.1 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 55508453 Replaced by: 12733487 Part Description: 2021 GMC Sierra 1500 Camshaft Sensor More Info Vehicle Fitment 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL $11.82 MSRP: $22.28
You Save: $10.46 (47%)
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