This service bulletin provides a procedure to install a winter grille cover to correct the customer...
Cadillac technical service bulletin 21NA229 for 2019-2021 Cadillac XT4.
- Bulletin number
- 21NA229
- Component
- Structure: body: bumpers: active shutters/grill
- 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.
Vehicles covered
- Cadillac XT4 2019-2021 201920202021
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