How to replace the lower air hose on Chevrolet Blazer?

To replace the lower filler tube, drain all the fuel from the Fuel Tank and ensure the lower fuel fill hose is removed and underbody mounted spare tire is taken down. Release the upper fuel fill hose clamp, and remove the ground wire from the frame crossover, removing retaining straps from the lower fuel fill tube. Next, remove the lower fuel fill tube retaining bolt at the x- overs between the frame, and disconnect the lower fuel fill tube from the upper fuel fill hose before removing the fuel-fill tube. To install, align the fuel fill tube over the frame crossover and attach both of the upper and lower fuel fill hoses to the tube. Mount the lower fuel fill tube retaining bolt to frame crossover and torque 15 n.m (11 lb ft). Join the ground wire back to the fhame x over switch tightening the ground strap retaining screw to 15nm (11lb ft) and attach the ground wire to the lower fuel fill tube with new retainer straps . Mount the hose clamps ( 2, 7 ) onto upper and lower fuel fill hose and tighten to 2.5n.m ( 22 lb in ). Lastly, reinstall the spare tire, bring the vehicle down, and remove the fuel fill cap to top off the Fuel Tank, install the fuel fill cap back, and connect the negative cable of the battery.

OEM Chevrolet Blazer Air Hose

Air Inlet Duct

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Chevrolet Blazer Duct
Part Number: 25173861
$85.55 MSRP: $152.41
You Save: $66.86 (44%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Duct, Air Cleaner And Silencer; Duct, Air Cleaner
- Replaces: 25166703
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2005 Chevrolet Blazer | Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS
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Chevrolet Blazer Connector Hose
Part Number: 84540983
$9.44 MSRP: $14.05
You Save: $4.61 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Duct, Air Cleaner And Silencer; Connector Tube
- Replaces: 23437170
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2021 Chevrolet Blazer | Base, L, LT | 4 Cyl 2.5 L GAS
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Chevrolet Blazer Outlet Duct
Part Number: 84540982
$85.81 MSRP: $127.73
You Save: $41.92 (33%)
ADD TO CART
Product Specifications
- Other Name: Duct, Air Cleaner And Silencer
- Replaces: 23100547
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2021 Chevrolet Blazer | Base, L, LT | 4 Cyl 2.5 L GAS
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Chevrolet Blazer Outlet Duct
Part Number: 84540981
$79.86 MSRP: $118.86
You Save: $39.00 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Duct, Air Cleaner And Silencer
- Replaces: 84013570, 84263018
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2019-2024 Chevrolet Blazer | Base, LT, Premier, RS | 6 Cyl 3.6 L GAS
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Chevrolet Blazer Air Duct
Part Number: 84218425
$52.98 MSRP: $78.85
You Save: $25.87 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Duct, Air Cleaner And Silencer; Air Intake Hose; Intake Coupling; Connector Hose; Outlet Tube
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
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Chevrolet Blazer Air Duct
Part Number: 84240998
$43.23 MSRP: $67.72
You Save: $24.49 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Connector, Turbocharger/Supercharger Shaft; Air Intake Hose; Intake Coupling; Lower Duct; Connector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2020-2024 Chevrolet Blazer | LT, Premier, RS | 4 Cyl 2.0 L GAS
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Chevrolet Blazer Connector Pipe
Part Number: 10154653
$21.55 MSRP: $33.76
You Save: $12.21 (37%)
Product Specifications
- Other Name: Connector, Turbocharger/Supercharger Cooling; Hose; Connector, Turbocharger/Supercharger Shaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994 Chevrolet Blazer | Base, Silverado, Silverado Sport | 8 Cyl 6.5 L DIESEL
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Chevrolet Blazer Outlet Duct, Rear
Part Number: 25160746
Product Specifications
- Other Name: Duct Assembly-Air Cleaner Outlet Rear (W/Intake Air Temperature Se; Duct; Duct, Air Cleaner
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995 Chevrolet Blazer | Base, LT | 6 Cyl 4.3 L GAS
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Chevrolet Blazer Element Seal
Part Number: 25147266
Product Specifications
- Other Name: Duct, Air Cleaner Intake; Inlet Duct; Duct
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994 Chevrolet Blazer | Base, Silverado, Silverado Sport | 8 Cyl 6.5 L DIESEL
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Chevrolet Blazer Rear Duct
Part Number: 15657356
Product Specifications
- Other Name: Duct, Air Cleaner Intake; Duct
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 Chevrolet Blazer | Base, Cheyenne, Silverado, Silverado Sport | 8 Cyl 5.7 L GAS
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Chevrolet Blazer Air Duct
Part Number: 15602319
Product Specifications
- Other Name: Duct, Air Cleaner Intake; Air Intake Hose; Intake Coupling; Duct
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1991 Chevrolet Blazer | Custom Deluxe, Scottsdale, Silverado | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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Chevrolet Blazer Air Duct
Part Number: 15554096
Product Specifications
- Other Name: Duct, Air Cleaner Intake; Air Intake Hose; Intake Coupling; Intake Duct; Inlet Duct; Separator Duct; Front Duct; Duct
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 Chevrolet Blazer | Base, Cheyenne, Silverado, Silverado Sport | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL
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Chevrolet Blazer Air Tube
Part Number: 14088618
Product Specifications
- Other Name: Tube, Air Cleaner Intake; Heat Tube; Hot Air Hose; Hot Air Tube; Heated Air Tube; Tube; Duct; Tube, Air Cleaner Air Intake
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1995 Chevrolet Blazer | Base, Cheyenne, Custom Deluxe, LT, Scottsdale, Silverado, Silverado Sport | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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Chevrolet Blazer Hose
Part Number: 12556123
Product Specifications
- Other Name: Hose, PCV Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2005 Chevrolet Blazer | Base, LS, LT, Trailblazer, Xtreme, ZR2 | 6 Cyl 4.3 L GAS
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Chevrolet Blazer Air Inlet
Part Number: 15667232
Product Specifications
- Other Name: Duct, Air Cleaner Intake; Inlet Duct; Duct
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1994 Chevrolet Blazer | Base, Cheyenne, Silverado, Silverado Sport | 8 Cyl 5.7 L GAS
View related parts
Chevrolet Blazer Duct
Part Number: 14061641
Product Specifications
- Other Name: Duct, Air Cleaner Air Intake; Duct, Air Cleaner Intake
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1991 Chevrolet Blazer | Custom Deluxe, Scottsdale, Silverado | 8 Cyl 6.2 L DIESEL

Chevrolet Blazer Air Hose

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Chevrolet Blazer Air Hose Parts Questions & Experts Answers

Duct
25173861
Q: How to replace the lower air hose on Chevrolet Blazer?
A: To replace the lower filler tube, drain all the fuel from the Fuel Tank and ensure the lower fuel fill hose is removed and underbody mounted spare tire is taken down. Release the upper fuel fill hose clamp, and remove the ground wire from the frame crossover, removing retaining straps from the lower fuel fill tube. Next, remove the lower fuel fill tube retaining bolt at the x- overs between the frame, and disconnect the lower fuel fill tube from the upper fuel fill hose before removing the fuel-fill tube. To install, align the fuel fill tube over the frame crossover and attach both of the upper and lower fuel fill hoses to the tube. Mount the lower fuel fill tube retaining bolt to frame crossover and torque 15 n.m (11 lb ft). Join the ground wire back to the fhame x over switch tightening the ground strap retaining screw to 15nm (11lb ft) and attach the ground wire to the lower fuel fill tube with new retainer straps . Mount the hose clamps ( 2, 7 ) onto upper and lower fuel fill hose and tighten to 2.5n.m ( 22 lb in ). Lastly, reinstall the spare tire, bring the vehicle down, and remove the fuel fill cap to top off the Fuel Tank, install the fuel fill cap back, and connect the negative cable of the battery.

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