2021 Chevy Blazer Electrical Parts
- Light Switches
- Light Relays + Sensors
- Fuses
- Wiring & Cables
- Replacement Gauges
- Power + Heated Seats
- Cruise Control
- Control Buttons
- Horns
- Door Lock Actuators + Switches
- Window Motors + Switches
- Alternators
- Starters
- Batteries
- Voltage Regulators
- A/C Relays, Sensors
- Fuel Sensors & Switches
- Cooling System Switches, Sensors & Relays
- Oxygen Sensors
- Engine Sensors, Relays, Switches & Connectors
- Solenoids, Sensors, Switches, Control Units
- Relays, Cables & Connectors
- Brake System Sensors
- Mass Air Flow Sensors
- ACDelco®GM Original Equipment™ Steering Wheel Audio Control SwitchChevy Blazer 2021, GM Original Equipment™ Steering Wheel Audio Control Switch by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.35 - $32.19
- ACDelco®Genuine GM Parts™ Front Turn Signal Light SocketChevy Blazer 2021, Genuine GM Parts™ Turn Signal Light Socket by ACDelco®. Front. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.82
- ACDelco®Genuine GM Parts™ Object Sensor ModuleChevy Blazer L / LT / Premier / RS 2021, Genuine GM Parts™ Object Sensor Module by ACDelco®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from their immense selection of...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$164.12 - $176.19
- Dorman®High Intensity Discharge Headlight IgniterChevy Blazer 2021, High Intensity Discharge Headlight Igniter by Dorman®. Terminal Gender: Male, Terminal Material: Plastic, Terminal Type: Blade, Wire Gauge: Not Applicable. Dorman offers a comprehensive line of Relay Connectors for a...Reduces voltage drops and helps maintain optimum operating currentAvailable for both 4- and 5-pin connections$39.58
- ACDelco®GM Genuine Parts™ Body Wiring Harness ConnectorChevy Blazer 2021, GM Genuine Parts™ Body Wiring Harness Connector by ACDelco®. GM Genuine Parts Multi-Purpose Wire Connectors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$35.10
- ACDelco®GM Genuine Parts™ Engine Wiring Harness ConnectorChevy Blazer 2021, GM Genuine Parts™ Engine Wiring Harness Connector by ACDelco®. GM Genuine Parts Multi-Purpose Wire Connectors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$32.95 - $45.72
- ACDelco®GM Genuine Parts™ Multi-Purpose Wire ConnectorChevy Blazer LT / Premier / RS 2021, GM Genuine Parts™ Multi-Purpose Wire Connector by ACDelco®. GM Genuine Parts Multi-Purpose Wire Connectors are designed, engineered, and tested to rigorous standards, and are backed by General...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$45.72 - $50.00
- ACDelco®GM Original Equipment™ Body Wiring Harness ConnectorChevy Blazer 2021, GM Original Equipment™ Body Wiring Harness Connector by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$14.35 - $79.20
- ACDelco®GM Original Equipment™ Engine Wiring Harness ConnectorChevy Blazer 2021, GM Original Equipment™ Engine Wiring Harness Connector by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$27.42 - $62.86
- ACDelco®GM Genuine Parts™ Instrument Panel Harness ConnectorChevy Blazer 2021, GM Genuine Parts™ Instrument Panel Harness Connector by ACDelco®. GM Genuine Parts Multi-Purpose Wire Connectors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$35.82
- ACDelco®GM Original Equipment™ Instrument Panel Harness ConnectorChevy Blazer 2021, GM Original Equipment™ Instrument Panel Harness Connector by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$31.97 - $143.07
- ACDelco®GM Genuine Parts™ Wiring FuseChevy Blazer L / LT / Premier / RS 2021, GM Genuine Parts™ Wiring Fuse by ACDelco®. GM Genuine Parts Wiring Fuses are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the...Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors$1.36 - $2.52
- TRQ®Oxygen SensorChevy Blazer 2.5L 2021, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$34.87 - $35.23$35.95Save up to 3%
- ACDelco®Genuine GM Parts™ Mass Air Flow Sensor AssemblyChevy Blazer 2021, Genuine GM Parts™ Black Mass Air Flow Sensor Assembly by ACDelco®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$74.93
- ACDelco®Genuine GM Parts™ Oxygen SensorChevy Blazer 2021, Genuine GM Parts™ Oxygen Sensor by ACDelco®. If your O2 sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s GM OE Oxygen Sensor help.ACDelco GM OE Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsDetects oxygen content in the exhaust gases$40.73 - $55.71
- TRQ®Camshaft Position SensorChevy Blazer 3.6L 2021, Camshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.63$24.95Save $0.32 (1%)
- TRQ®Crankshaft Position SensorChevy Blazer 2021, Crankshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.70 - $24.91$24.95 - $25.95Save up to 4%
- ACDelco®Professional™ AGM Maintenance Free BatteryChevy Blazer With Start/Stop System 2021, Professional™ AGM Maintenance Free Battery (94RAGM) by ACDelco®. Amp Hour Capacity: 80. Cold Cranking Amperage: 850. Reserve Capacity: 140. Terminal Location: Top Post. Voltage: 12V. ACDelco...High density negative paste, improves performance and increases battery lifeEnhanced life alloy/Silver Calcium stamped alloy increases cycle life and improves performance$197.05
- ACDelco®GM Original Equipment™ Engine Coolant Temperature SensorChevy Blazer 2.0L / 3.6L 2021, GM Original Equipment™ Engine Coolant Temperature Sensor by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.33
- Walker Products®Engine Coolant Temperature SensorChevy Blazer 2021, Engine Coolant Temperature Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...High quality at an affordable priceExpertly made from premium materials$18.20
- Walker Products®Premium Oxygen SensorChevy Blazer 2021, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. The...Improved Engine Response & PerformanceLower Emissions$46.05 - $87.74
- Dorman®OE Solutions™ Oil Pressure SensorChevy Blazer 2021, OE Solutions™ Oil Pressure Sensor by Dorman®. This replacement oil pressure sensor is a direct replacement for the original sensor on specified applications. It is ruggedly designed and built to withstand required...Ideal replacement - this oil pressure sensor directly replaces the original sensor on specified vehicles and applicationsDurable construction - this sensor is specifically designed to withstand pressure and temperature extremes for reliable performance and accurate measurement$22.45 - $38.81
- ACDelco®GM Original Equipment™ AlternatorChevy Blazer LT 2.0L with 170 Amp Alternator and without Trailer Provisions Package 2021, GM Original Equipment™ Alternator by ACDelco®. Current: 120 Amp. With 4 Groove Serpentine Pulley. Internal Fan. Plug Position: 1:00 O'Clock....New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent qualityAll components are 100% new to provide improved performance and long-life reliability$174.55
- ACDelco®GM Original Equipment™ Ambient Air Temperature SensorChevy Blazer L / LT / Premier / RS 2021, GM Original Equipment™ Ambient Air Temperature Sensor by ACDelco®. Length: 1.3382". Type: 2 Blade Pin Terminal. Material: Plastic. Designed utilizing the latest technology, this product by...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.52
- Walker Products®Oxygen SensorChevy Blazer 2021, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$34.57 - $94.82
- gpd®Engine Coolant Temperature SensorChevy Blazer 2021, Engine Coolant Temperature Sensor by gpd®. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to...Designed to meet or exceed OE fit, form, and functionDurability tested on every new design$7.74 - $8.81
- Standard®Fuel Injector ConnectorChevy Blazer 2021, Fuel Injector Connector by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$11.20
- ACDelco®GM Original Equipment™ A/C Refrigerant Pressure SensorChevy Blazer 2021, GM Original Equipment™ A/C Refrigerant Pressure Sensor by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.86
- Motorcraft®Tested Tough™ Max AGM BatteryChevy Blazer 2021, Tested Tough™ Max AGM Battery (BAGM94RH7800) by Motorcraft®. Cold Cranking Amperage: 800. Reserve Capacity: 140. 12-Volt Post Terminals. If you’re looking to replace a battery, Motorcraft is your best bet for fit...Excellent limited warranty coverage - 100-month (8+ years) unlimited mileage36-month (3-year) Free replacement period$198.04
- Bosch®Narrow-band Oxygen SensorChevy Blazer 2.5L / 3.6L 2021, Narrow-band Oxygen Sensor by Bosch®. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen...OE-EquivalentOE Style connectors and wire lengths$42.09
Shop By Service Type
2021 Chevy Blazer Electrical Reviews
1 review
Cycling Clutch Sensor
Supercool® - Cycling Pressure SwitchPosted by Jose Manuel (Katy, TX) / June 16, 20201992 Hyundai Sonata