Buick TSB #PIP5517
2018 Buick Encore
TSB Document:
Affected Component: EQUIPMENT ADAPTIVE/MOBILITY
- 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.
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