NHTSA ID Number: 10167429
Manufacturer Communication Number: PIP5517C
TSB/Document Date: 2019-11-12
Summary
This Preliminary information communicates the following to the dealer. If an engine oil leak has been isolated to the front crankshaft seal, check for misfires low engine compression and/or cylinder leakage readings. These issues could cause excessive positive crankcase pressure leading to engine oil leaks.
Bulletin No.: PIP5517C
Published date: 10/8/2019
Preliminary Information
PIP5517C Diagnostic Tip - Oil Leak From Front Crankshaft Seal
Models
Brand:
Model:
Model Years:
VIN:
from
to
Engine:
Transmissions:
Encore
2016 - 2018
All
All
1.4L LE2
All
Cruze
2016 - 2018
All
All
1.4L LE2
All
Equinox
2018
All
All
1.5L LYX
All
Malibu
2016 - 2018
All
All
1.5L LFV
All
Terrain
2018
All
All
1.5L LYX
All
Involved Region or Country
Condition
China, Europe, Holden, International
Operations (GMIO), North America and South
America
Engine oil leak from front crankshaft oil seal
Potential compression issue causing abnormal crankcase pressures leading to
engine oil leaks.
Cause
Correction:
If replacing the front crankshaft oil seal for an oil leak, perform the following diagnostic checks to avoid a repeat
service visit.
Check for current or history mis res in GDS2.
Refer to bulletin 19-NA-122 "Rough Running Engine, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0300
Set" for compression and cylinder leakage checks to be sure that no piston damage has occurred as this can
cause elevated crankcase pressures leading to engine oil leaks.
Perform compression and cylinder leakage checks to be sure that no piston damage has occurred as this can
cause elevated crankcase pressures leading to engine oil leaks.
Version History
Version
Modi ed
4
09/11/2017 Created on
10/20/2017 Updated to update regions
09/26/2019 Updated to remove reference to PIP5421 added 19-NA-122
10/08/2019 Updated to remove Korean Region.
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TSB/Document ID: PIP5517C
Replacement Service Bulletin Number:
MFR Communication Date: 2019-10-08
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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