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 MANUALSCHEVROLET2025TRAILBLAZER ACTIV, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALEXHAUST SYSTEMSPECIFICATIONSFASTENER SPECIFICATIONS
2025 Chevrolet Trailblazer ACTIV, FWD
Fastener Specifications
2025 Chevrolet Trailblazer ACTIV, FWDSECTION 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 |
| Catalytic Converter Gasket |
| Exhaust System Front Gasket |
Reusable Threaded Fastener Tightening Specifications
|
NOTE:
All fasteners listed in this table can be reused after removal. |
|
|---|---|
| Application | Specification |
| Metric (English) | |
| Catalytic Converter Brace Bracket Bolt | 22 N.m (16 lb ft) |
| Catalytic Converter Brace Bracket Nut | 22 N.m (16 lb ft) |
| Catalytic Converter Brace Stud | 9 N.m (80 lb in) |
| Catalytic Converter Heat Shield Bolt | 10 N.m (89 lb in) |
| Catalytic Converter Nut | 22 N.m (16 lb ft) |
| Exhaust Front Bracket Bolt | 22 N.m (16 lb ft) |
| Exhaust Front Bracket Nut | 22 N.m (16 lb ft) |
| Exhaust Hanger Bracket Bolt | 22 N.m (16 lb ft) |
| Exhaust Heat Shield Bolt | 9 N.m (80 lb in) |
| Exhaust Heat Shield Retainer | 1.5 N.m (13 lb in) |
| Exhaust Pipe Clamp (L3T, Catalytic Converter) | 15 N.m (11 lb ft) |
| Exhaust Pipe Clamp (LIH, Catalytic Converter) | 20 N.m (15 lb ft) |
| Exhaust Pipe Clamp (Exhaust Muffler) | 22 N.m (16 lb ft) |
| Exhaust System Intermediate Nut | 22 N.m (16 lb ft) |
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.