2010 - 2021 Cadillac ATS-V CTS-V CT5-V CT6-V: #21-NA-108: Information on Engine Overheating, Cooling System Contaminated with Engine Oil - (May 4, 2021)
Estimated Reading Time: 2 Minutes#21-NA-108: Information on Engine Overheating, Cooling System Contaminated with Engine Oil - (May 4, 2021)
| Subject: | Information on Engine Overheating, Cooling System Contaminated with Engine Oil |
This bulletin replaces PIP5257E. Please discard PIP5257E.
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Brand: |
Model: |
Model Year: |
VIN: |
Engine: (3.0L or 3.6L) |
Transmission: |
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|---|---|---|---|---|---|---|---|
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from |
to |
from |
to |
||||
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Buick |
Allure |
2010 |
2016 |
— |
— |
LF1, LFW, LFX, LLT |
— |
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Enclave |
2021 |
LFY, LLT |
|||||
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LaCrosse |
2019 |
LF1, LFW, LFX, LGX |
|||||
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Cadillac |
ATS |
2013 |
2019 |
LF4, LFX, LGX |
|||
|
CT5 |
2020 |
2021 |
LGY |
||||
|
CT6 |
2016 |
2021 |
LGW, LGX |
||||
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CTS |
2010 |
2019 |
LFW, LF3, LFX, LGX |
||||
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SRX |
2010 |
2016 |
LFX, LFW |
||||
|
XT5 |
2017 |
2021 |
LGX |
||||
|
XT6 |
2020 |
2021 |
LGX |
||||
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XTS |
2013 |
2019 |
LF3, LFX |
||||
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Chevrolet |
Blazer |
2019 |
2021 |
LGX |
|||
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Camaro |
2010 |
2021 |
LFX, LGX |
||||
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Caprice |
2012 |
2017 |
LFX |
||||
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Captiva |
2011 |
2018 |
LFW, LFX |
||||
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Colorado |
2015 |
2021 |
LFX, LGZ |
||||
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Equinox |
2010 |
2017 |
LF1, LFW, LFX |
||||
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Impala |
2012 |
2020 |
LFX |
||||
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Traverse |
2010 |
2021 |
LFY, LLT |
||||
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GMC |
Acadia |
2010 |
2021 |
LGX, LLT |
|||
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Canyon |
2015 |
2021 |
LFX, LGZ |
||||
|
Terrain |
2010 |
2016 |
LF1, LFW, LFX |
||||
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Involved Region or Country |
North America, Europe, Russia, Middle East, Iraq, Brazil, Chile, Colombia, Ecuador, Paraguay, Uruguay, Venezuela, Japan, GM Korea Company, Cadillac Korea (South Korea), China, Taiwan, Singapore, Australia/New Zealand, Other Africa |
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Condition |
Some customers may comment that the engine is overheating. Some customers may also comment on one or more of the following conditions:
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Cause |
This condition may be caused by a leakage from the main oil gallery to a water jacket through block porosity or thin wall casting.
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Correction |
If a vehicle with this concern has been verified:
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Service Procedure
Note: Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
Refer to Engine Replace in SI.
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Version |
1 |
|
Modified |
Released May 04, 2021 |