Bulletin Information

Bulletin Title: #PIT5734E - Poor Heater Performance - Diagnostic Tip - (May 19, 2022)
Bulletin Type: Preliminary Information
Applies To: Heating, Ventilation and Air Conditioning

#PIT5734E - Poor Heater Performance - Diagnostic Tip - (May 19, 2022)

Subject:
Poor Heater Performance - Diagnostic Tip

Brand:

Model:

Model Year:

VIN:

Engine:

Transmission:

from

to

from

to

Cadillac

Escalade Models

2021-2022

All

All

3.0L LM2

All

Chevrolet

Silverado 1500

2020-2021

All

All

3.0L LM2

All

Chevrolet

S...

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Document Tags

Document Title: #PIT5734E - Poor Heater Performance - Diagnostic Tip - (May 19, 2022)

heater

model

chevrolet

silverado

digit

sierra

condition

core

inlet

hose

outlet

temperature

degs

correction

twist

click

size

updates

sections

heater core

heater core inlet

heater core outlet

core inlet outlet

inlet outlet hoses