Emission Systems for 2025 Chevrolet Trailblazer
Select Emission Systems part
Evaporative Emission Canister
ACDelco
42853016
GM Genuine Parts Vapor Canisters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Fits Your Vehicle
Multi-Purpose Nut
ACDelco
11546389
GM Genuine Parts Nuts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Positions: Front
Fits Your Vehicle
Multi-Purpose Nut
ACDelco
11588835
GM Genuine Parts Nuts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Fits Your Vehicle
Evaporative Emission System Vacuum Leak Pump Bracket
ACDelco
42867812
GM Genuine Parts Evaporative Emissions System Leak Detection Pump Brackets are designed, engineered, and tested to rigorous standards,...
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Multi-Purpose Clip
ACDelco
55575090
GM Genuine Parts Multi Purpose Retainers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
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Heated Oxygen Sensor
GM
55506886
1.2L turbo. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special...
Positions: Upstream Left
$63.88
MSRP $115.10
Save $51.22
44.5% Off Fits Your Vehicle
Vapor Canister Purge Solenoid Valve
ACDelco
12666845
ACDelco GM Original Equipment Vapor Canister Purge Valves are GM-recommended replacements for your vehicle's original components. The...
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Heated Oxygen Sensor
ACDelco
25203197
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Positions: Downstream Left
Fits Your Vehicle
Vent Control Solenoid
GM
84648332
1.3L turbo. Encore GX. Trailblazer. 1.2L turbo. Trax. 1.2l. Envista. 1.2l. 2024.
$23.24
MSRP $38.74
Save $15.50
40% Off Fits Your Vehicle
Vapor Canister
GM
42853016
Trailblazer. Encore GX. 1.3l. 1.2L turbo. 1.3L turbo. 2024.
$157.23
MSRP $287.18
Save $129.95
45.3% Off Fits Your Vehicle
Fan Assembly Bolt
GM
11602910
1.3L turbo, cvt, type 1. 1.2L turbo.
$4.99
MSRP $7.31
Save $2.32
31.7% Off 
Oxygen Sensor
GM
25203197
1.2L turbo. Encore GX. Trailblazer. Trax. Downstream. Envista. 2024. 2025-26.
Positions: Downstream Left
$35.09
MSRP $54.01
Save $18.92
35% Off Fits Your Vehicle
Multi Purpose Nut
GM
11612078
1.6L, front section. 1.2L turbo. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General...
$1.04
MSRP $1.44
Save $0.40
27.8% Off 
Pump
GM
12746785
Encore GX. 1.2l. XT4. 2024. Envision. Labeled 12735887. Traverse. 2.5l. 1.2L turbo. Acadia. 2.5l. 2.0L turbo. Trailblazer. 1.2l.
$56.72
MSRP $102.20
Save $45.48
44.5% Off 
Multi-Purpose Nut
GM
11546366
2.8L. 3.6L. With awd. Rwd. 1.4L, center and rear section, hatchback, to pipe, type 3. Fwd. 2.0L, front section, front. Lower. This GM...
Positions: Rear
$4.92
MSRP $7.20
Save $2.28
31.7% Off Fits Your Vehicle
Multi-Purpose Nut
GM
11546459
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$6.62
MSRP $9.68
Save $3.06
31.6% Off Evaporative Emission Pipe
ACDelco
42896215
GM Genuine Parts Evaporative Emissions System Lines are designed, engineered, and tested to rigorous standards, and are backed by General...
Fits Your Vehicle
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