#18-NA-115 - Cold Start Misfire and/or Rough Idle - DTC P0300 May Be Set - (Oct 1, 2018)

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Subject:
Cold Start Misfire and/or Rough Idle – DTC P0300 May Be Set

This Bulletin replaces PIP4959G. Please discard PIP4959G.


Brand:

Model:

Model Year:

VIN:

Engine:

Transmission:

From

To

From

To

Buick

Enclave

2009

2019

All

3.6L LLT, LFY

All

L...

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Document Title: #18-NA-115 - Cold Start Misfire and/or Rough Idle - DTC P0300 May Be Set - (Oct 1, 2018)

cold

start

misfire

rough

idle

bulletin

model

engine

condition

technician

cylinder

block

porosity

liner

area

coolant

leak

inspect

notice

light

suspect

location

borescope

surface

inspection

deck

pictures

labor

engine misfire

engine cylinder

engine coolant

engine misfire detected

engine control module

engine cylinder block

liner deckface casting

engine coolant leak

inspect suspect cylinder

dealers required contact