| “This site contains affiliate links for which OEMDTC may be compensated” |
NHTSA ID Number: 10205561
Manufacturer Communication Number: 21NA229
Summary
This service bulletin provides a procedure to install a winter grille cover to correct the customer concerns of Poor Engine Performance in Extremely Cold Weather Conditions, Charge Air Cooler Icing, Malfunction Indicator Lamp (MIL) Illuminated.
3 Affected Products
Vehicle
| MAKE | MODEL | YEAR |
| CADILLAC | XT4 | 2019-2021 |
Condition
Some customers may comment on one or more of the following conditions when driving in extremely cold weather conditions (-18°C or less / 0°F or less):
- Loss of power
- Hesitation on acceleration
- Stalling condition
- MIL Illuminated
Cause
This condition may be caused by ice accumulation in the charge air cooler (CAC), restricting air flow.
Correction
A winter grille cover has been released to address this issue. Instructions for installation are included with the grille cover. The cover can be installed by the technician initially but the technician needs to educate the customer on the removal process after the winter season ends and how the customer will reinstall the cover the following winter season. One time installation of the winter grille cover is covered under warranty. This can be installed and charged to the unique labor operation code provided in this bulletin.
Important: The winter grille cover should be installed in extreme cold weather and removed when the winter season changes.
Additional covers and repeat installation are customer pay.
Important: Refer to #PIP5540J: Diagnostic Tip: Poor Engine Performance Or CEL On In Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines May Set One Or More Of The Following DTCs P0299 P2227 – (Oct 6, 2021) for additional service information on cleaning the CAC prior to winter grille cover installation.
Note: Clean the surface before installing the winter grille cover.
Parts Information
| Causal Part | Description | Part Number | Qty |
| N/A | COVER, FRT GRILLE | 85513002 | 1 |
SEOCONTENT-START
Service Bulletin Bulletin No.: 21-NA-229
Date: November, 2021
TECHNICAL
Subject: Poor Engine Performance in Extremely Cold Weather Conditions for LSY Engines,
Charge Air Cooler Icing, Malfunction Indicator Lamp (MIL) Illuminated
Brand: Model:
Model Year: VIN:
Engine: Transmission:
from to from to
Cadillac XT4 2019 2021 — —
2.0L
Turbo (LSY) —
Involved Region or Country North America
Condition
Some customers may comment on one or more of the following conditions when driving
in extremely cold weather conditions (-18°C or less / 0°F or less):
• Loss of power
• Hesitation on acceleration
• Stalling condition
• MIL Illuminated
Cause This condition may be caused by ice accumulation in the charge air cooler (CAC),
restricting air flow.
Page 2 November, 2021 Bulletin No.: 21-NA-229
Correction
5909887
A winter grille cover has been released to address this issue. Instructions for installation
are included with the grille cover. The cover can be installed by the technician initially but
the technician needs to educate the customer on the removal process after the winter
season ends and how the customer will reinstall the cover the following winter season.
One time installation of the winter grille cover is covered under warranty. This can be
installed and charged to the unique labor operation code provided in this bulletin.
Important: The winter grille cover should be installed in extreme cold weather and
removed when the winter season changes.
Additional covers and repeat installation are customer pay.
Important: Refer to #PIP5540J: Diagnostic Tip: Poor Engine Performance Or CEL On In
Cold Ambient Temperatures On Vehicles Equipped With Turbocharged Gasoline Engines
May Set One Or More Of The Following DTCs P0299 P2227 – (Oct 6, 2021) for additional
service information on cleaning the CAC prior to winter grille cover installation.
Note: Clean the surface before installing the winter grille cover.
Bulletin No.: 21-NA-229 November, 2021 Page 3
Parts Information
Causal
Part
Description Part
Number
Qty
N/A COVER, FRT
GRILLE
85513002 1
Warranty Information
Important: Emission Warranty coverage codes E
(Base Emission Warranty) and E1 (California Emission
Related Components 7 years/70,000 mile warranty)
apply for this Labor Operation.
For vehicles repaired under the Emission coverage,
use the following labor operation. Reference the
Applicable Warranties section of Investigate Vehicle
History (IVH) for coverage information.
Labor
Operation
Description Labor Time
2086368* Install grille Cover on XT4 0.2 hr
*This is a unique Labor Operation for bulletin use only.
Version 1
Modified Released November 12, 2021
Additional SI Keywords: P0299, P0236, P2227, P00C7
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: 21-NA-229
Date: November, 2021
https://www.nhtsa.gov/recalls?nhtsaId=10205561
Loading...
Reload document 
Open in new tab
| “This site contains affiliate links for which OEMDTC may be compensated” |
- 【VEHICLE SPECIFIC CAR COVER】- The QUYOOG heavy-duty 6-layer full body hood is made of 600D Oxford cloth. Is specifically produced for the 2007-2024 Fit for Che-vy Suburban/ GM-C Yukon XL/ Cadi-llac Escalade ESV, and its size perfectly matches, providing comprehensive protection for your car.
- 【PREMIUM MATERIAL】- ❶In summer, it can resist direct sunlight and has good sun protection and UV protection properties. ❷In winter, it can prevent snow and freezing rain from damaging cars, eliminating the risk of cars freezing. ❸The inner layer is made of thick and soft cotton to protect the vehicle paint surface, and the multi-layer material is thicker and more durable than other similar products.
- 【PROFESSIONAL DESIGN】- ❶Driver door zipper for easy access. ❷Windproof straps at front & rear to fix your auto cover in heavy wind. ❸Two ultra long reflective strips at the front and rear, reminding others at night. ❹2 mirror pockets for optimal coverage.
- 【HEAVYWEIGHT UPGRADE】 - We will give you 2 super elastic ropes for free. When encountering strong winds, you can strengthen and secure them, so you no longer have to worry about strong winds blowing away the entire car hood.
- 【Reminder 1】- Before ordering the entire vehicle, please confirm the following 2 points. ❶Please confirm the year, brand, and model of your car. ❷Please carefully check the matching information at the top of the product page to ensure it matches your car. If you have any questions, please feel free to contact us at any time.
- Fitment: Compatible with 2004-2012 Chevrolet Colorado; Compatible with 2004-2012 GMC Canyon. Direct replacement for 20820072.
- Durable: Made of reliable material, sturdy and durable, impact-resistant, excellent performance, and can be used normally in bad weather.
- Direct Replacement: Designed as a drop-in replacement for a previously damaged Vent Grille Cover. Updated vehicle appearance and performance.
- Package: Includes 1 Windshield Wiper Cowl Grille and all necessary hardware (as shown).
- Installation: Installation is simple and quick. Professional installation is always recommended.
- Custom Fit - Vehicle specific
- Ease of installation with Stick-A-Stud 3M adhesive backed stud - no drilling required
- Winter front promotes better fuel economy in cold climates
- Winter front keeps diesel engines operating at optimal temperatures
- Winter front provides faster engine warm-up and interior heat
- Custom Fit - Vehicle specific
- Ease of installation with Stick-A-Stud 3M adhesive backed stud - no drilling required
- Winter front promotes better fuel economy in cold climates
- Winter front keeps diesel engines operating at optimal temperatures
- Winter front provides faster engine warm-up and interior heat
- Custom Fit - Vehicle specific
- Ease of installation with Stick-A-Stud 3M adhesive backed stud - no drilling required
- Winter front promotes better fuel economy in cold climates
- Winter front keeps diesel engines operating at optimal temperatures
- Winter front provides faster engine warm-up and interior heat
- Custom Fit - Vehicle specific
- Ease of installation with Stick-A-Stud 3M adhesive backed stud - no drilling required
- Winter front promotes better fuel economy in cold climates
- Winter front keeps diesel engines operating at optimal temperatures
- Winter front provides faster engine warm-up and interior heat
- Custom Fit - Vehicle specific
- Ease of installation with Stick-A-Stud 3M adhesive backed stud - no drilling required
- Winter front promotes better fuel economy in cold climates
- Winter front keeps diesel engines operating at optimal temperatures
- Winter front provides faster engine warm-up and interior heat
- Custom Fit - Vehicle specific
- Eas of installation with Stick-A-Stud 3M adhesive backed stud - no drilling required.
- Winter front promotes better fuel economy in cold climates
- Winter front keeps diesel engines operating at optimal temperatures.
- Winter Front provides faster engine warmup and interior heat.
Last update on 2024-06-30 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.
