Bulletin Information

Bulletin Title: #18-NA-337 - Light Tap or Knock Noise From Engine When Hot - (Nov 2, 2018)
Bulletin Type: Technical
Applies To: General Information / Maintenance and Lubrication / Engine Mechanical

#18-NA-337 - Light Tap or Knock Noise From Engine When Hot - (Nov 2, 2018)

Subject:
Light Tap or Knock Noise from Engine When Hot

This Bulletin replaces PIP5401. Please discard PIP5401.


‚ÄČ

Brand:

Model:

Model Year:

VIN:

Engine:

3.0L (LGW) or 3.6L (LGX)

Transmission:

from

to

from

to

Buick

LaCrosse

2017

2017

LGX

Cadill...

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Document Tags

Document Title: #18-NA-337 - Light Tap or Knock Noise From Engine When Hot - (Nov 2, 2018)

knock

noise

engine

vacuum

pump

part

brake

system

booster

present

labor

operation

brake booster

noise present

mechanical vacuum pump