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 MANUALSGMC2016SIERRA 3500 HD SLE, 4D CAB CHASSIS, 6.6L ENG VIN 8, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSELECTRICAL COMPONENT LOCATIONSELECTRICAL COMPONENT LOCATOR - POWERTRAIN COMPONENT VIEWSPOWERTRAIN COMPONENT VIEWSRIGHT SIDE OF ENGINE COMPONENTS (LML)
2016 GMC Sierra 3500 HD SLE, 4D Cab Chassis, 6.6L Eng VIN 8, 4WD
Right Side of Engine Components (LML)
2016 GMC Sierra 3500 HD SLE, 4D Cab Chassis, 6.6L Eng VIN 8, 4WDSECTION Right Side of Engine Components (LML)
Right Side of Engine Components (LML)
| Items |
|---|
| 1. Q17C Fuel Injector 3 Q17C Fuel Injector 3 (LML) |
| 2. B215 Fuel Filter Pressure Switch (LML) B215 Fuel Filter Pressure Switch |
| 3. E24 Intake Air Heater (LML) E24 Intake Air Heater X1 (LML) |
| 4. Q38 Throttle Body Q38 Throttle Body (LML) |
| 5. G13E Generator - Auxiliary (KH5 or KHB) G13E Generator - Auxiliary X1 (KH5/KHB)G13E Generator - Auxiliary |
| 6. B23 Camshaft Position Sensor B23 Camshaft Position Sensor (LML) |
| 7. B26 Crankshaft Position Sensor B26 Crankshaft Position Sensor (LML) |
| 8. K34 Glow Plug Control Module (LML) K34 Glow Plug Control Module X2 (LML) |
| 9. E12A Glow Plug 1 (LML) E12A Glow Plug 1 |
| 10. Q17A Fuel Injector 1 Q17A Fuel Injector 1 (LML) |
| 11. E12C Glow Plug 3 (LML) E12C Glow Plug 3 |
| 12. M64 Starter Motor M64 Starter Motor (LML) |
| 13. B116 Water in Fuel Sensor (LML) B116 Water in Fuel Sensor (LML) |
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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.