: 72 Chevelle Vin Sequence Question
Chevelle402ss Mar 21st, 07, 12:32 AM I have owned my chevelle for about 10 years now, 4th owner. I never saw a 72 Chevelle manufactured at the Baltimore plant with a vin over 700,000. My car's cowl tag reads a build date of 06D and the vin is 702,433. I always see vin # sequences from 72 chevelles built at builtimore in the 500k-600k. Just curious. I would think the build date would be later than late June to have such a high vin sequence number. Any help is appreciated! Thanks!
dreis454 Mar 21st, 07, 6:16 AM mine is an 06D car .... vin starts 684 build date was 6-14-72
so yours is possible
Chevelle402ss Mar 21st, 07, 11:14 AM Thanks for the response. I hope it is possible, otherwise something is really wrong, haha. Anyway, the sticker on the drivers door of the car reads 07-72. I'm not sure if that's the last sticker that was put on the car or not for the final build date or whatever. I am looking at getting the original sticker replaced because the weights are wore off (the sticker is mostly missing). I'm trying to figure out what the weights would be on the car that would appear on the sticker. Would anyone know this? And if anyone has seen a vin over 700,000 made in late June? I don't know how they could make almost 20,000 some cars in a week. Thanks!
DaleM Mar 21st, 07, 1:27 PM I have owned my chevelle for about 10 years now, 4th owner. I never saw a 72 Chevelle manufactured at the Baltimore plant with a vin over 700,000. My car's cowl tag reads a build date of 06D and the vin is 702,433. I always see vin # sequences from 72 chevelles built at builtimore in the 500k-600k. Just curious. I would think the build date would be later than late June to have such a high vin sequence number. Any help is appreciated! Thanks!
NCOA made available Chevrolet's Accumulative Production Reports for each year and the last VIN that GM reported from Baltimore in (June) 1972 was 696631 but I've found many discrepencies in those published figures for other years and plants as well.
Odd too is the 72 model year figures only include up through June when every other year is through July isn't clear. Either GM didn't have those figures to publish or the NCOA report just didn't have them.
I doubt too that Baltimore could make 20,000 in a week when they only built 21,224 (reportedly) in the entire month of June. :D
dreis454 Mar 21st, 07, 1:37 PM mine is an 06D car .... vin starts 684 build date was 6-14-72
so yours is possible
sorry I miss-spoke
mine is a 06C car
kinda surprized no one caught that!:D
Chevelle402ss Mar 21st, 07, 8:07 PM For Dale-
So what do you think of my vin # sequence and trim tag build date of 06D? I know none of my tags have been tampered with, etc. The drivers door sticker is dated 7-72, but I'm not sure what to think? According to your information, it is possible for my car to be built then and everything makes sense. The original 402 engine and parts are cast in mid-late may, rear end in early may, tranny late april, and it just makes sense that it would have been built in late June according to the other data I know of. What do you personally think about the situation? Basically I gathered from your information there is no way to tell since the data is not available what vin's were produced in what month. Let me know. Thanks!
Chevelle402ss Mar 21st, 07, 8:16 PM to add to the last message-
I calculated that according to the information above (if it is somewhat correct) I can possible make the following conclusion: 702,433 - 696631 = 5802 car difference. If they produced 21,224 in that month, divide that by 4 to get cars produced per week which would be ~ 5,300. My car is about a week later (5 working days later) than the info. Dale gave me. I would say that there would be nothing out of the ordinary with my vin # and build date then. What do you think? Did I calculate this stuff right? Thanks Dale!
DaleM Mar 21st, 07, 10:11 PM Basically I gathered from your information there is no way to tell since the data is not available what vin's were produced in what month. Let me know. Thanks!
The data are available for each plant, each year and month - http://www.chevellestuff.com/generic/production_by_plant.htm - I'm just not sure how accurate it truly is since several VINs for several years have bee found outside the figures published.
to add to the last message-
I calculated that according to the information above (if it is somewhat correct) I can possible make the following conclusion: 702,433 - 696631 = 5802 car difference. If they produced 21,224 in that month, divide that by 4 to get cars produced per week which would be ~ 5,300. My car is about a week later (5 working days later) than the info. Dale gave me. I would say that there would be nothing out of the ordinary with my vin # and build date then. What do you think? Did I calculate this stuff right? Thanks Dale!I'd look at it this way, just Baltimore and 1972. The last reported VIN for May was 675407 and for June it was 696631. That's 21,224 units. Divide that by 30 days in June means 707+ units a day. Your VIN is 5802 higher than the last reported for June. 5802/707 units a day would put it roughly 8+ days into July. Whether the 06D body would sit around that long is, IMO, doubtful. That's why I don't put a lot of faith in the numbers. :)
Chevelle402ss Mar 21st, 07, 10:25 PM Hey Dale-
Thanks for the fast reply. I may be coming down to the Chevelle-a-bration this year if I get my car done by then; it is close. Remember when I contacted you about the rear end and if it was original for my car? It matched up with all of the other numbers I have, whether if the numbers I compared them to are for the car or engine and engine parts. I need an original carb. The carb got replaced sometime throughout all of the years. Overall though, I'm not sure how accurate those vin #'s you have are. With the vin and build date I have, putting it roughly 8 days into July would be a good ball park estimate with the numbers. But, like you said, I don't believe the numbers are exactly correct. The date on the build sheet I believe reads 6-23-72? Let me know what you think. Thanks!
Chevelle402ss Jun 8th, 07, 1:34 PM Hello Dale-
I found a 72 Malibu built at the Baltimore plant ending with 698,954 and it happened to have a tag date of 06D too. So I guess the numbers aren't totally accurate. :)
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