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73-87 Chevy _ GMC Trucks => 73-87 Chevy & GMC Trucks => Topic started by: robzkombi on October 16, 2017, 03:13:32 pm

Title: Searching for model type.
Post by: robzkombi on October 16, 2017, 03:13:32 pm
Recent 1974 C10 owner here, truck came de-badged and no RPO codes in glove box (previous owner removed sticker). I would like to re-badge the truck with correct badge. How can I go about finding out what model I have?
It has controls for AC but no compressor, it has the wrong dash pad (GMC) but VIN starts with CC so I know it's Chevy and not GMC. Are there certain details I should look for to determine the model of my C10?

My search came back empty but then again I might not be searching in the correct place. Any help would be appreciated, thanks.
Title: Re: Searching for model type.
Post by: Rapid Roy on October 16, 2017, 03:46:07 pm
See if this helps

https://service.gm.com/dealerworld/vincards/
Title: Re: Searching for model type.
Post by: robzkombi on October 16, 2017, 03:50:01 pm
Thank you, I did find something similar and narrowed it down to "place of birth" (Freemont Ca) and engine size but no Model type (Custom C10, Cheyenne ...)
Title: Re: Searching for model type.
Post by: Jason S on October 17, 2017, 09:13:39 pm
 
Are there certain details I should look for to determine the model of my C10?

From one of your previous posts, you say this is a stepside truck?  How original does everything look for the truck?  Any photos?

Items that make up the various trim levels (i.e., Custom, Custom Deluxe, etc.) are in the link below:
https://www.gmheritagecenter.com/docs/gm-heritage-archive/vehicle-information-kits/Chevrolet-Trucks/1974-Chevrolet-Truck.pdf (https://www.gmheritagecenter.com/docs/gm-heritage-archive/vehicle-information-kits/Chevrolet-Trucks/1974-Chevrolet-Truck.pdf)
Title: Re: Searching for model type.
Post by: robzkombi on October 18, 2017, 11:51:46 am
Yes, it is indeed a short body stepside. It has what I believe to be original to the truck the AC dash controls, also in the engine bay it has some AC plumbing but no compressor. Power brakes, non tilt steering column no headliner but then again this truck was repainted so maybe the interior panels were removed and tossed.

There was a lot of shady/dangerous "repairs" done to this truck before I bought it. I'm about 4K deep in repairs so far but I'm determined to make this truck as safe and reliable as I can so that I can enjoy the heck out of it and not have to worry about feeling guilty in the event I sell it down the line.


Thank you for the link!
Title: Re: Searching for model type.
Post by: Jason S on November 01, 2017, 08:49:22 am
It has what I believe to be original to the truck the AC dash controls, also in the engine bay it has some AC plumbing but no compressor.

The 73-75 trucks had a slightly different HVAC setup than the 76-up trucks.

Photo of the 73-75 HVAC control:
 
Title: Searching for model type.
Post by: blazer74 on November 01, 2017, 01:53:24 pm
My 74

(https://uploads.tapatalk-cdn.com/20171101/84af1cc8f60365b8412a52d1950f063e.jpg)

Notice there’s no max position label, only a/c.
Max is attained by sliding the temp lever all the way to cold.
There is a switch inside the controls that is activates the max mode.

Like Jason said only 73-75.

Also when in max the blower defaults to hi only if everything is as factory, hooked up and working.
Title: Re: Searching for model type.
Post by: robzkombi on November 30, 2017, 11:52:16 am
 Right off the bat I can tell the A/C controls are different, on mine the far left control has a High on top, a Fan Icon in the middle and a Low at the bottom. I'll snap a picture of the A/C control panel on my '74.

Still don't know what model type I own. ???
Title: Re: Searching for model type.
Post by: VileZambonie on November 30, 2017, 04:39:43 pm
There can be telltale signs and ways of narrowing it down. You should start by sharing pictures and the vin # (you can omit the serial #)
Title: Re: Searching for model type.
Post by: Henry on December 01, 2017, 12:24:11 pm
Hi Robzkombi:
Did you say your door jamb ID plate was missing? If not, what is all the numbers after the "CC"? if your ID plate is missing, does your title have the ID/serial number?
Regards,
Henry
Title: Re: Searching for model type.
Post by: robzkombi on December 07, 2017, 01:52:23 pm
Henry,  the ID tag is there it's the RPO sticker in the glovebox that is missing. I did decode the VIN which started off with CC (chevy) but that's as far as I got with that.

I did take a picture of the A/C controls it's on my phone, I'll see if I can upload it from there to here in a few.
Title: Re: Searching for model type.
Post by: robzkombi on December 07, 2017, 02:00:47 pm
Henry,  the ID tag is there it's the RPO sticker in the glovebox that is missing. I did decode the VIN which started off with CC (chevy) but that's as far as I got with that.

I did take a picture of the A/C controls it's on my phone, I'll see if I can upload it from there to here in a few.
Bad pic but all I got for now.(https://uploads.tapatalk-cdn.com/20171207/3a0bb53d7cfc2b0876b39fc803273dee.jpg)

Sent from my SM-G930V using Tapatalk

Title: Re: Searching for model type.
Post by: Henry on December 08, 2017, 12:18:52 pm
Hi Rob:
Here is the VIN decoding for 1974:
First Letter-Division
C:Chevrolet
T:GMC

Second Letter-Chassis
C:conventional cab, suburban
G:light duty forward control
K:four wheel drive
P:forward control

3rd Letter-engine:
Q: L-6, 250 ci, 1-barrel
T: L-6, 292 ci, 1-barrel
V: V-8, 350 ci, 2-barrel
Y: V-8, 350 ci, 4-barrel
Z: V-8, 454 ci, 4-barrel

First Number-Series
1:1/2 ton
2:3/4 ton
3:1 ton

2nd Number-body style
2: forward control chassis only
3: cab-chassis (cut-away)
4: cab and pickup box
5:Forward control chassis only (steel-aluminum body)
6: Suburban body
7: Forward control (rec. vehicle chassis)
8: utility (Blazer)

3rd number-model year
4: 1974 (for all series...if your number is different here, some of the other codes will be different)


4th character-assembly plant
A: Lakewood
B: Baltimore
C: Southgate
D: Doraville
F: Flint
G: Framingham
J: Janesville
K: Leeds
L: Van Nuys
N: Norwood
V-GM truck-Pontiac
R: Arlington
S: St. Louis
T: Tarrytown
U: Lordsville
W: Willow Run
Y: Wilmington
Z: Fremont
1: Oshawa
2: Ste. Therese

Last 6 numbers is "sequential number"
-I do not know what this indicates other than maybe a date code or serial number

As Blazer74 mentioned, it appears you have a air conditioning control panel for a 1976 or later truck. 1973-75 did not have the "Max" position.

In the engine bay, the color of the firewall may indicate the original color of the truck....as will the inside color of the firewall behind the dash.

Yeah, without that glove box service parts ID it will be hard to nail down the exact oem package the truck came with. Do you know what dealer originally sold the truck?

Regards,
Henry
Title: Re: Searching for model type.
Post by: VileZambonie on December 08, 2017, 02:50:03 pm
Is the dash emblem missing as well? Pictures are really the only way any of us can suggest what trim level you may have had. Regardless you can always pick the one you like the best and dress it accordingly.
Title: Re: Searching for model type.
Post by: Henry on December 09, 2017, 11:23:31 am
Hi Rob:
Yeah, photos of your grill, fenders (where emblems go), tailgate, hood front edge, inside doors, headliner, and seat may help figure out what trim level you had. If you were really into figuring it out, you could go to the GM Heritage Center and order the original build sheet...I think it costs about $50. See link:
http://www.gmmediaarchive.com/

But, like Vile says, you can configure your trim level to almost anything you want with the parts that are available now without having to do any difficult mods.

Regards,
Henry
Title: Re: Searching for model type.
Post by: zieg85 on December 09, 2017, 11:43:25 am
Having that AC control (the only picture you have posted) is not a 74 and the script is more from the 81 on up you may have what we call a Frankentruck since they can be built up using any of the 73-87 components.  Post some pictures but even after that 43 years alot of stuff could have been done by the previous owners
Title: Re: Searching for model type.
Post by: robzkombi on December 11, 2017, 07:39:06 am
I figured as much as far as "Frankentruck" goes, I knew right off the bat some fishy stuff went on with this truck as soon as I saw the GMC logoed dash pad (my VIN points to Chevy). Looks like I will be removing those controls and replacing them with an aftermarket A/C system. Hey at least it's running great!
Title: Re: Searching for model type.
Post by: robzkombi on December 12, 2017, 02:02:33 pm
Ah screw it, I'm just gonna slap a Custom Deluxe 10 badge on it and call it done.
Title: Re: Searching for model type.
Post by: roundhouse on December 12, 2017, 03:00:12 pm
Mine is a frankentruck also

Or a snowball truck
Picks up a little bit from everywhere

Ours came with a Arizona state issued VIN riveted to the doorframe
With matching title saying 1980

All Numbers ground off of engine transmission and frame

The radiator support has a 1980 sticker for a straight six
The grill is not a 1980
The doors are the one year only 73 model with the tiny rollers on the regulator
The cab is a 76-77 with the separate shoulder belt spool

Has the GMC Sierra emblems on the front fenders with a Chevrolet Stepside tailgate  and bed

Had velour bench seat from a cadillac
  Hacked up Trans tunnel
And a couple of bullet holes in the cab which we have not repaired since they add character 
Title: Re: Searching for model type.
Post by: robzkombi on December 12, 2017, 03:35:12 pm
Dang brother that is a Franketruck... but you know in the end it's about the enjoyment we get out of these old hunks of metal  :D
Title: Re: Searching for model type.
Post by: blazer74 on December 12, 2017, 04:08:20 pm
 A long shot, does it have the original seat, maybe a build sheet inside, if they did that.
Your not going to get much from a resto package from GM.
Records weren’t kept and what was was lost to fire.
Generic info mostly
Title: Searching for model type.
Post by: roundhouse on December 12, 2017, 05:07:42 pm
Dang brother that is a Franketruck... but you know in the end it's about the enjoyment we get out of these old hunks of metal  :D
Yep
The truck actually belongs to my teenage son
   When he was about 14 he started making noise about wanting a car so  we told him we'd buy him a car up to $5000 if he learned and became fluent in either Spanish or an Asian language


Didn't hear anything for a few weeks so thought I was off the hook
   Then one day he says he says "I have my first Spanish lesson on Friday and I want a 68 chevelle "

No problem , probably gonna be a 307 with a power glide but we will start looking , has to be able to drive onto the trailer , and we need to not spend more then $3k on the car and save 2k for fix up

We found a couple but nothing that wasn't bad rusty and one Saturday morning we are playing video games and he says
"Who's that ? Is that uncle Chris ?!
Is that his truck ? !"

My brother had driven up in his 1980 black 4 speed  Stepside 4wd

He thought that was cooler than any chevelle

So we found this fine specimen in Arizona for $1600 and had an acquaintance who was coming cross country haul it to us (https://uploads.tapatalk-cdn.com/20171212/aa8da3b053099cdd1b348272c58ea1e4.jpg)(https://uploads.tapatalk-cdn.com/20171212/a0876e3f4212e3c414e3b6c9d37ee666.jpg)