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InTheGarageMedia.com

Big 10 Beautification
AMD & Howe’s It Doin’ Garage Replace the Back Cab Molding on a Chevy Squarebody
BY JASON CHANDLERPhotography BY THE AUTHOR
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he Chevy C/K Series trucks from 1973-80 are classic pickups known for their style, durability, and utility. As with any vintage vehicle, ensuring that its components are in top condition and using quality replacement parts is crucial for preservation. One of the aesthetic and protective components of this series truck is the popular molding and trim. Specifically in the ’73-80 model trucks, the trim is one of the best identifiers of the model range and even the specialized one-year-only ’77 yellow trims.

If your molding is damaged, faded, or missing, replacing it can boost your truck’s appearance. That is where Auto Metal Direct (AMD) comes to the rescue. Known for their high-quality, premium replacement parts, AMD is more than just metal. Their all-new line of restoration parts extends past the quality replacement panels we all know them for. This installation focuses on the back cab molding for the round eye trucks.

We met up with the guys from AMD at Howe’s It Doin’ Garage in Dallas, Georgia. You may have seen Mike Howe and the crew on their popular YouTube channel United By Trucks. Howe now has his own channel under the shop name where he features installation tips and how-tos on a variety of classic trucks. This truck is a beautiful ’78 Chevy Big 10 with the original 400 still intact. Owned by Alan Sensing of Fairburn, Georgia, this truck is beautiful in every way and at face value doesn’t look like it needs anything. Sensing wants to keep taking his truck to the next level and has decided to do some upgrades to keep the project going. Let’s take a look and see how we can do just that.

AMD is a known manufacturer of quality replacement parts. In this article, we’ll guide you through the process of installing a ’73-80 Chevy C/K truck back cab molding using AMD PN 456-4073-2S.

As you can tell, this cab molding is in good shape but is showing its age. The oxidation could be removed and re-anodized but the cost savings from a new trim set is more affordable.
1. As you can tell, this cab molding is in good shape but is showing its age. The oxidation could be removed and re-anodized but the cost savings from a new trim set is more affordable.
Mike Howe begins by removing the original trim. The corner pieces are accessed through the cab behind the B-pillars and are attached by two speed nuts.
2. Mike Howe begins by removing the original trim. The corner pieces are accessed through the cab behind the B-pillars and are attached by two speed nuts.
Speaker boxes and trim can hinder the removal and installation process and will need to be moved to make this job easier.
3. Speaker boxes and trim can hinder the removal and installation process and will need to be moved to make this job easier.
Painter’s tape can be used to ensure the removal and installation are not going to scratch your paint and you can realign the new trim easily.
4. Painter’s tape can be used to ensure the removal and installation are not going to scratch your paint and you can realign the new trim easily.
speed nuts being removed
slide the corner trim out from the center section
5-6. With the speed nuts removed, slide the corner trim out from the centersection.
As with a lot of classic trucks, the trim holes have been modified and your truck may be different here. The original trim has two spring clips for this corner and the bodywork has covered the original holes with a new variation remaining.
7. As with a lot of classic trucks, the trim holes have been modified and your truck may be different here. The original trim has two spring clips for this corner and the bodywork has covered the original holes with a new variation remaining.
With the corners removed, the center trim can be removed by applying pressure to the bottom and lifting up so the upper part of the clip is released along the top.
8. With the corners removed, the center trim can be removed by applying pressure to the bottom and lifting up so the upper part of the clip is released along the top.
top section is released
pushing the trim down at a slight angle
9-10. With the top released, you can push the trim down at a slight angle and remove the trim from the cab.
Although the original clips may look in great condition, remember these have been in service for years and may be brittle. The new trim comes complete with hardware, clips, and seals so replacing these is ideal.
11. Although the original clips may look in great condition, remember these have been in service for years and may be brittle. The new trim comes complete with hardware, clips, and seals so replacing these is ideal.
Remove the original clips by sliding the top of the clip to the left and then down.
12. Remove the original clips by sliding the top of the clip to the left and then down.
installing a bottom stud
installing a top stud
13-14. Reinstall the new clips by installing the bottom stud first, rotate, then install the top stud.
Repeat this process along the length of the back of the cab.
15. Repeat this process along the length of the back of the cab.
With the new clips in place, Howe is ready to install the new trim.
16. With the new clips in place, Howe is ready to install the new trim.
Before installing, inspect the new trim for any issues that may hinder the process.
17. Before installing, inspect the new trim for any issues that may hinder the process.
Howe checks the new trim for alignment with the new clips.
18. Howe checks the new trim for alignment with the new clips.
With the alignment of the new trim on his original mark, Howe installs the new trim from the bottom.
19. With the alignment of the new trim on his original mark, Howe installs the new trim from the bottom.
spring loaded clips
pushing up the bottom until the top clicks into place
20-21. The clips are spring loaded on the bottom, install the trim by pushing up on the bottom until the top clicks into place.
Install the supplied spring clips in the corner pieces.
22. Install the supplied spring clips in the corner pieces.
installing right corner pieces
installing left corner pieces
23-24. The corners are a tight fit in the center piece, take your time and be careful not to scratch the paint.
With the corners lined up and in place, tighten the speed nuts from inside the cab.
25. With the corners lined up and in place, tighten the speed nuts from inside the cab.
new trim being displayed
26. Sensing’s beautiful Big 10 is even better with the new trim!
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