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.
2020 Buick Encore BaseFACTORY OEM SERVICE PROCEDURE
Fastener Specifications
Single Use Non-Threaded Fasteners/Components
|
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. |
|---|
| Application |
| Fuel Injector Seal Ring |
| Fuel Sender O-Ring Gasket |
| Fuel Tank Fuel Pump Module O-Ring Gasket |
| Throttle Body Seal Ring |
Reusable Threaded Fastener Tightening Specifications
|
NOTE:
All fasteners listed in this table can be reused after removal. |
|
|---|---|
| Application | Specification |
| Metric (English) | |
| Accelerator Pedal Position Sensor Fastener | 6N.m (53 lb in) |
| Camshaft Position Actuator Solenoid Valve Bolt | 8N.m (71 lb in) |
| Camshaft Position Sensor Fastener | 6N.m (53 lb in) |
| Charge Air Bypass Valve Cover Fastener | 12N.m (106 lb in) |
| Charge Air Cooler Fastener | 10N.m (89 lb in) |
| Crankshaft Position Sensor Fastener | 8N.m (71 lb in) |
| Engine Control Module Fastener | 9N.m (80 lb in) |
| Engine Oil Pressure Indicator Switch | 20N.m (15 lb ft) |
| Fuel Injection Fuel Rail Bolt | 7N.m (62 lb in) |
| Fuel Pump Flow Control Module Bolt | 9N.m (80 lb in) |
| Fuel Tank Filler Pipe Fastener | 9N.m (80 lb in) |
| Fuel Tank Strap Fastener | 22N.m (16 lb ft) |
| Heated Oxygen Sensor | 42N.m (31 lb ft) |
| Ignition Coil Assembly Fastener | 8N.m (71 lb in) |
| Knock Sensor Fastener | 20N.m (15 lb ft) |
| Manifold Absolute Pressure Sensor Fastener | 10N.m (89 lb in) |
| Mass Airflow Sensor Fastener | 5N.m (44 lb in) |
| Spark Plug | 25N.m (18 lb ft) |
| Throttle Body Fastener | 8N.m (71 lb in) |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.