Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1 (COMPONENT CONNECTOR END VIEWS - A7 TO B63RR)
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
Section 1 (Component Connector End Views - A7 To B63RR)
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Section 1 (Component Connector End Views - A7 To B63RR)
WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
- Component Connector End Views
- A7 Fuel Pump and Level Sensor Assembly (LCV/LGZ)
- A7 Fuel Pump and Level Sensor Assembly (LWN)
- A10 Inside Rearview Mirror
- A11 Radio X1 (IO5/IO6)
- A11 Radio X1 (IO3)
- A11 Radio X2 (IO3/IO5/IO6)
- A11 Radio X2 (IO3)
- A11 Radio X3 (IOB)
- A11 Radio X3 (UQ3-IOB)
- A11 Radio X4 (-IOB)
- A11 Radio X4 (IOB)
- A11 Radio X6
- A11 Radio X7 (IO3)
- A11 Radio X7 (IOB)
- A11 Radio X8
- A16 Transfer Case Motor (NQ6)
- A16 Transfer Case Motor (-NQ6)
- A16 Transfer Case Motor X2
- A22 Radio Controls (IOB)
- A23D Door Latch Assembly - Driver
- A23G Door Latch Assembly - Left Rear Lower
- A23H Door Latch Assembly - Left Rear Upper
- A23J Door Latch Assembly - Right Rear Lower
- A23K Door Latch Assembly - Right Rear Upper
- A23LR Door Latch Assembly - Left Rear
- A23P Door Latch Assembly - Passenger
- A26 HVAC Controls
- A38 Reductant Pump and Sensor Assembly (LWN)
- B1 A/C Refrigerant Pressure Sensor (LCV)
- B1 A/C Refrigerant Pressure Sensor (-LCV)
- B1 A/C Refrigerant Pressure Sensor (LGZ)
- B1 A/C Refrigerant Pressure Sensor (LWN)
- B5LF Wheel Speed Sensor - Left Front
- B5LR Wheel Speed Sensor - Left Rear
- B5RF Wheel Speed Sensor - Right Front
- B5RR Wheel Speed Sensor - Right Rear
- B7B Air Temperature Sensor - Duct Lower
- B7F Air Temperature Sensor - Duct Upper
- B9 Ambient Air Temperature Sensor
- B10B Ambient Light/Sunload Sensor
- B14A Transmission Output Shaft Speed Sensor (N8D)
- B14A Transmission Output Shaft Speed Sensor (NQ6/NQ7)
- B14D Transmission Intermediate Shaft Speed Sensor (MYB)
- B15 Transmission Internal Mode Switch (M5T)
- B16 Backup Lamp Switch
- B18 Battery Current Sensor
- B19B Brake Booster Vacuum Sensor
- B20 Brake Fluid Level Switch
- B20 Brake Fluid Level Switch (LCV/LGZ)
- B20 Brake Fluid Level Switch (LWN)
- B22 Brake Pedal Position Sensor (MYB/M5T)
- B22 Brake Pedal Position Sensor (N8D)
- B23E Camshaft Position Sensor - Exhaust (LGZ+ZR2)
- B23F Camshaft Position Sensor - Intake (LGZ+ZR2)
- B23C Camshaft Position Sensor - Bank 2 Exhaust (LGZ+ZR2)
- B23D Camshaft Position Sensor - Bank 2 Intake (LGZ+ZR2)
- B23E Camshaft Position Sensor - Exhaust (LCV)
- B23F Camshaft Position Sensor - Intake (LCV)
- B23 Camshaft Position Sensor
- B24 Mobile Telephone Microphone
- B25B Clutch Pedal Position Sensor
- B26 Crankshaft Position Sensor (LCV)
- B26 Crankshaft Position Sensor (LGZ+ZR2)
- B26 Crankshaft Position Sensor (LGZ-ZR2)
- B26 Crankshaft Position Sensor (LWN)
- B26 Crankshaft Position Sensor (LWN-LCV)
- B34 Engine Coolant Temperature Sensor (LCV)
- B34 Engine Coolant Temperature Sensor (LWN)
- B35 Engine Oil Level Switch (LCV)
- B35 Engine Oil Level Switch (LGZ)
- B35 Engine Oil Level Switch (LWN)
- B37B Engine Oil Pressure Sensor (LCV)
- B37B Engine Oil Pressure Sensor (LGZ)
- B37B Engine Oil Pressure Sensor (LWN)
- B39 A/C Evaporator Temperature Sensor
- B47B Fuel Rail Pressure Sensor
- B47 Fuel Pressure Sensor
- B52A Heated Oxygen Sensor 1
- B52B Heated Oxygen Sensor 2
- B52C Heated Oxygen Sensor - Bank 1 Sensor 1
- B52D Heated Oxygen Sensor - Bank 1 Sensor 2
- B52E Heated Oxygen Sensor - Bank 2 Sensor 1
- B52F Heated Oxygen Sensor - Bank 2 Sensor 2
- B55 Engine Hood Switch
- B59L Front Impact Sensor - Left
- B59R Front Impact Sensor - Right
- B61P Seat Belt Tension Sensor - Passenger
- B63LF Side Impact Sensor - Left Front
- B63LR Side Impact Sensor - Left Rear
- B63RF Side Impact Sensor - Right Front
- B63RR Side Impact Sensor - Right Rear
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.