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2020 - 2021 Cadillac CT4-V: Service Bulletin: #PIP5777: Diagnostic Tip - DTC P26BB, P1098 and/or P26B7 - (Jan 27, 2021)

#PIP5777: Diagnostic Tip - DTC P26BB, P1098 and/or P26B7 - (Jan 27, 2021)

Subject Diagnostic Tip - DTC P26BB, P1098 and/or P26B7

Brand:

Model:

Model Year:

VIN:

Engine:

Transmission:

from

to

from

to

Buick

Encore GX

2020-2021

All

All

1.3L (L3T)

All

Cadillac

CT4-CT4-V

2020 - 2021

All

All

2.0L (LSY) 2.7L (L3B)

All

Cadillac

CT5

2020-2021

All

All

2.0L (LSY)

All

Cadillac

XT4

2019-2021

All

All

2.0L (LSY)

All

Cadillac

XT5

2020-2021

All

All

2.0L (LSY)

All

Cadillac

XT6

2020-2021

All

All

2.0L (LSY)

All

Chevrolet

Blazer

2020-2021

All

All

2.0L (LSY)

All

Chevrolet

Silverado 1500 (New Model)

2019-2021

All

All

2.7L (L3B)

All

Chevrolet

Trailblazer

2021

All

All

1.3L (L3T)

All

GMC

Acadia

2020-2021

All

All

2.0L (LSY)

All

GMC

Sierra 1500 (New Model)

2019-2021

All

All

2.7L (L3B)

All

 

Involved Region or Country

North America

Condition

MIL on P26BB, P1098, and/or P26B7

Cause

Potential Engine Coolant Control Valve Connection Contamination

Correction

A technician may encounter one of the listed vehicles for a MIL on concern with P26BB, P1098 and/or P26B7 stored current or in history.

During Strategy Based Diagnosis, be sure to inspect all Engine Coolant Control Valve electrical connections for signs of contamination or corrosion.

 

Version

1

Modified

01/27/2021 – Created on.

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