Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
GMC
Air Handler

Model # A42-15 Official GMC air handler with coil

Here are the diagrams and repair parts for Official GMC A42-15 air handler with coil, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 40 parts  |
Heating Elem B10374-68
#7A

Air handler diagram

Heating elem

Part #B10374-68

Replaced by #B1037488S

?
Manufacturer substitution
This part replaces B10374-68. Substitute parts can look different from the original.
$141.73 | 
8% OFF Phone Price : $153.73
In Stock
Heating Elem B10374-67
#7

Air handler diagram

Heating elem

Part #B10374-67

Replaced by #B1037485S

?
Manufacturer substitution
This part replaces B10374-67. Substitute parts can look different from the original.
$80.25 | 
7% OFF Phone Price : $86.25
In Stock
Plastic Pan 17559-17N
#21

Air handler diagram

Plastic pan

Part #17559-17N

Replaced by #B1755917HDF

?
Manufacturer substitution
This part replaces 17559-17N. Substitute parts can look different from the original.
$85.66 | 
7% OFF Phone Price : $91.66
In Stock
Sequencer A- B12565-52
#9A

Air handler diagram

Sequencer a-

Part #B12565-52

Replaced by #24A34-3

?
Manufacturer substitution
This part replaces B12565-52. Substitute parts can look different from the original.
$29.43 | 
17% OFF Phone Price : $35.43
In Stock
Blower Wheel B13680-36
#16

Air handler diagram

Blower wheel

Part #B13680-36

Replaced by #B1368036S

?
Manufacturer substitution
This part replaces B13680-36. Substitute parts can look different from the original.
$102.07 | 
11% OFF Phone Price : $114.07
In Stock
Sequencer B12565-51
#9

Air handler diagram

Sequencer

Part #B12565-51

Replaced by #B1256558

?
Manufacturer substitution
This part replaces B12565-51. Substitute parts can look different from the original.
$38.87
In Stock
Transformer B11416-43
#12

Air handler diagram

Transformer

Part #B11416-43

The manufacturer no longer makes this part, and there's no substitute part

Heating Elem B10374-70
#7C

Air handler diagram

Heating elem

Part #B10374-70

Replaced by #B1037489S

?
Manufacturer substitution
This part replaces B10374-70. Substitute parts can look different from the original.
$213.29 | 
5% OFF Phone Price : $225.29
In Stock
Capacitor 7. B9456-51
#18

Air handler diagram

Capacitor 7.

Part #B9456-51

Replaced by #12907

?
Manufacturer substitution
This part replaces B9456-51. Substitute parts can look different from the original.
This item is not returnable
$4.87 | 
17% OFF Phone Price : $5.87
In Stock
Circuit Breaker B17535-10
#8

Air handler diagram

Circuit breaker

Part #B17535-10

Replaced by #CBK2PD240VC030S

?
Manufacturer substitution
This part replaces B17535-10. Substitute parts can look different from the original.
$96.82
In Stock

Effective articles & videos to help repair your air handlers

View all
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Read more

Parts & More