NHTSA ID Number: 10185722
Manufacturer Communication Number: PIT5600C
Summary
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel with 3M Rust Fighter I. After allowing the 3M Rust Fighter I to dry then apply several coats of Nox Rust X-121B undercoating.
14 Affected Products
Vehicles
Parts Information
| Description: | Part Number: | QTY |
| Obtain from Daubert Chemical Company* | Nox Rust X-121B undercoating | As Needed |
| * Contact Daubert Chemical Company at https://www.daubertchemical.com or 800-914-0034 (Inside U.S.) or 708-496-7350 (Outside U.S.) | ||
SEOCONTENT-START
Bulletin No.: PIT5600C
Published date: 12/10/2020
Preliminary Information
PIT5600C Dent/Ripple Appearance Around Wheel Well Opening
Models
| Brand: | Model: | Model Years: | VIN: | Engine : |
Transmissions: |
|
| from | to | |||||
| Chevrolet |
Colorado | 2015 – 2021 | All | All | All | All |
| GMC | Canyon | 2015 – 2021 | All | All | All | All |
| Involved Region or Country: | North America |
| Condition: | Raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. |
| Cause: | Lodging of stone/aggregate/debris between the wheelhouse, and the side outer panel. |
Correction:
Fill the gap between the bed side and wheelhouse. Service Procedure;
1.Remove the tail lamp to access the inner area of the side outer panel above the wheelhouse, see picture below.
- Inspect for any stone/aggregate/debris. Remove as needed using a power washer and/or shop air blow gun.
- The use of a body hammer (Snap on, cross peen, short curve, #BF608B, or comparable tool) to lightly tap the side outer panel may help to dislodge any stuck stone/aggregate/debris.
- Access the rear of the inner wheelhouse area through the tail lamp cavity; and the front of the wheelhouse from under the vehicle, and coat the inner hem of the wheel house to side outer panel, with 3M Rust Fighter I, or equivalent, see latest version of 01-08-51-003.
- Allow sufficient time for this to cure about 5-7 minutes, or according to manufacturer’s instructions.
- Apply several coats of Nox Rust X-121B undercoating or equivalent, from the front and rear.
- Apply enough undercoating to prevent stone/aggregate/debris from getting between the inner wheel house and side outer panel.
- Reinstall tail lamp.
Parts Information
| Description: | Part Number: | QTY |
| Obtain from Daubert Chemical Company* | Nox Rust X-121B undercoating | As Needed |
| * Contact Daubert Chemical Company at https://www.daubertchemical.com or 800-914-0034 (Inside U.S.) or 708-496-7350 (Outside U.S.) | ||
Version History
| Version | 4 |
| Modified | 11/27/2019 – Created on 11/27/2017
07/31/2018 – Updated to remove warranty information and include 2018 Model Year. 09/18/2019 – Updated to add the 2020 Model Year. 12/10/2020- Updated to add 2021 Model Year. |
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5600C
Published date: 12/10/2020
MC-10185722-9999.pdf 180.779KB
- Perfect for use on bare or primed metal underbodies of cars, trucks, trailers, RVs and more
- Rubberized formula protects against corrosion and damage from water, salt and other chemicals
- Dries to the touch in 30 minutes and covers up to 10-12 sq. ft. per can
- Undercoating helps deaden sound and reduce damage to parts
- Features a wide, comfort spray tip and any-angle spray technology for easy painting even upside down
- Perfect for use on bare or primed metal underbodies of cars, trucks, trailers, RVs and more
- Professional-grade formula provides superior protection against corrosion and damage from water, salt and other chemicals
- Dries to the touch in 1 hour and covers up to 10-15 sq. ft. per can
- Undercoating helps deaden sound and reduce damage to parts
- Features a wide, comfort spray tip and any-angle spray technology for easy painting even upside down
- Perfect for use on bare or primed metal underbodies of cars, trucks, trailers, RVs and more
- Professional-grade formula provides superior protection against corrosion and damage from water, salt and other chemicals
- Dries to the touch in 1 hour and covers up to 10-15 sq. ft. per can
- Undercoating helps deaden sound and reduce damage to parts
- Features a wide, comfort spray tip and any-angle spray technology for easy painting even upside down
- The information below is per-pack only
- VERSATILE AUTOMOTIVE UNDERCOATING: Perfect for use on bare or primed metal underbodies of cars, trucks, trailers, RVs and more
- LONG-LASTING RUST PROTECTION: Rubberized formula protects against corrosion and damage from water, salt and other chemicals
- EXCELLENT COVERAGE & FAST DRYING: Dries to the touch in 30 minutes and covers up to 10-12 sq. ft. per can
- REDUCES ROAD NOISE: Undercoating helps deaden sound and reduce damage to parts
- Easy to use spray seals and protects metal surfaces from corrosion and moisture
- Flexible, rubberized coating provides superior chemical and abrasion resistance
- Dries to touch in 1-2 hours and covers 85-175 sq. ft. per qt. with rust protection
- Apply by brush, roller or spray to repair rust problems and prevent future issues
- Creates a protective coating with no shine, flat finish on rusted or bare metal
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