Fastener Specifications

2018 Chevrolet Sonic Premier, 4D Sedan, Standard TransSECTION Fastener Specifications
WARNING: This page is about a different car, the 2018 GMC Canyon and 2018 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Single Use Non-Threaded Fasteners/Components

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. 

Application
Brake Hose Fitting Gasket
Single Use Threaded Fastener/Component Tightening Specifications

NOTE:

All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal. 

Application Specification
Metric (English)
Brake Caliper Bracket Bolt
  • First Pass:
100 N.m (74 lb ft)
  • Final Pass:
15-30 Degrees
Reusable Threaded Fastener Tightening Specifications

NOTE:

All fasteners listed in this table can be reused after removal. 

Application Specification
Metric (English)
Brake Caliper Bolt
  • First Pass:
80 N.m (59 lb ft)
  • Final Pass:
15-30 Degrees
Brake Caliper Guide Pin Bolt 34 N.m (25 lb ft)
Brake Hose Fitting Bolt 34 N.m (25 lb ft)
Brake Rotor Bolt 9 N.m (80 lb in)
RENDER: 1.0x

NO RELATED

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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.