1970 Chevelle Build Sheet Decode Program

08/16/2024Changed *B80 ROOF DRIP MLDG to * B80 ROOF DRIP MLDG on kansascity/sec_08.html
07/19/2024added 'GM - L78 & LS6 with manual transmission with NA9 evaporation emission control noted' to kansascity/sec_02.html
05/14/2024Added x_1124_fake.jpg to misc/fakes.html
04/29/2024Clarified Kansas City section 7, box #28 with floor/column shift
03/14/2024Enlarged engine photos on sec_04.html pages
11/19/2023Updated kansascity\sec-05.html box #72 TACH with "985 - ,500 redline used on base 396/350hp (L34) and 454/360hp (LS5) engines
08/08/2023Updated baltimore/sec_02.html box #13 with "GX GX & GY GY  - El Camino through at least 04-06."
05/24/2023Updated kansascity\sec_o6.html to add in box 77 - "8981 - Gold without console, M40 transmission" and add to box 78 - "3452 - Gold with 8176 & 8981 front carpet"
2/23/2023Updated baltimore/ec_05.html from "985 - 5,500 redline used on base 396/350hp engine" to read " 985 - 5,500 redline used on base 396/350hp engine and 454/360 (LS5) engines"
Corrected baltimore/esc_07.html from "GEtSET K-N - sport coupe and convertible" to "GEOSET K-N - sport coupe and convertible"
02/14/2023Standardized engine ID codes for all plants \sec_03.html
01/27/2023Updated kansascity\sec_06 box 92 with "21-RED C - 4.10:1 (KK) with M20 transmission"
Updated kansascity\sec_04 from "5-YA - through at least 11-05" to "5-YA - through at least 11-06"
Fixed kansascity\sec_06 from "3446 - Black with 6223 & 6330 front carpet" to "3446 - Black with 6323 & 6330 front carpet"
11/29/2022Changed "M22 HD 4 SPD TRANS (Z15)" to "M22 HD 4 SPD TRAN (Z15)" on atlanta\sec_08.html
11/13/2022Added "FS - L34 with NA9 EVAP EMISSION" to box 18 kansascity/sec_02.html
08/23/2022Changed 5806 from Saddle to Blue kan>sec_06.html
08/16/2022Added to Baltimore sec_07.html
DP - L34 with manual transmission & LS5 with M22 transmission through at least 02-26
08/16/2022Added to Van Nuys, sec_08.html
(1) - Preceded by asterisk when convertible since this is standard equipment on a convertible.
(2) - Preceded by asterisk when U14 IP GAUGES ordered as the clock was part of the U14 option.
Same for something as simple as GY2 331 RATIO AXLE, if there is an item on the same line in column 4, this is truncated to GY2 331 RATIO AXL.
07/20/2022Added examples for CI GJ code for Atlanta - sec_07.html
07/09/2022Clarified 'black and black/ivoryxxx" in KC section 6, box 90 from "052 -  black/ivory trim with none or 1 front speaker' to '052 - black and black/ivory trim with none or 1 front speaker' - same for code 461
Clarified 'FUEL 59-64 - sport coupe L34, LS5 (after at least 01-28), & LS6 (after at least 02-16)' in KC section 7 to read 'FUEL 59-64 - sport coupe L34, (LS5 after at least 01-28), & LS6 (after at least 02-16)' since it only affects the LS5 after 01-28
06/01/2022Based on updated information, changed baltimore/sec_01a.html and sec_01b.htm. to read, "This box will have the letters "BB" followed by a 5-digit number. The meaning of this number is not known. The number has been found to be repeated on several build sheets, often months apart. This is not the number shown on the trim tag after the plant identifier." Also added two images, "bb00011_xu_1117.jpg" and "bb00011_xv_0414.jpg."
02/28/2022Updated Copyright notice
01/19/2022Fixed line-height to 1.5
01/05/2022Fixed KC section 8 from =*B96 R WHL OPG MLD to =*B96 W/HOUSE MLDGS
09/03/2021Added Van Nuys
08/25/2021Added to Atlanta\sec_07.html
CI GJ - M40 with LS5 engine at least between 04-17 and 0505
CI GJ - M40 with LS6 engine at least between 04-13 and 0514
07/07/2021Added 110615.jpg to kansascity/sec_02.html with verbiage
07/06/2021Added "6976 - Blue without console - M40 transmission" to kansascity/sec_06.html and "3448 - Blue with 6976 & 8172 front carpet"
06/14/2021Added L78 to (TG) prop shaft on "baltimore'sec_02.html"
05/30/2021Added fake Van Nuys build sheet w/explanations
05/16/2021Added intro index.htnl
03/14/2021Correct U16 with U14 on pages "kansascity/sec_04.html" and "baltimore/sec_04.html"
Added S-BLK to  "kansascity/sec_06.html" seat belts
01/25/2021Corrected spelling of snorkel
01/20/2021Added icon to Miscellaneous Nav button
01/18/2021Changed "Baltimore" to "Kansas City" on kansascity/sec_08.html
Added space between "=" and "UM1" on kansascity/sec_08.html
Fixed "*U25 REUNK LITE" to "*U25 TRUNK LITE" on kansascity/sec_08.html
11/10/2020Added samples of early/late dates for box #1 on all three plants
10/18/2020Added co_air_cleaner.jpg to section 4 along with verbiage that broadcast code "CO" replaced "SS" on LS6/non-ZL2 engines.
09/01/2020Added "(** found on 12-22 LS6)" to kansascity/sec_03.html
07/16/2020Added 1009_no_d88.jpg and 0919_75b_w_zl2.jpg images with explanation to kansascity/sec_08.html
07/07/2020Atlanta, Section 06 - Box 80 change from "3426 - Found beginning March 31 through end of production year" to "3326 - Found beginning March 31 through end of production year" and changed "3427 - Found beginning February 6 and ending March 25" to "3327 - Found beginning February 6 and ending March 25"
06/01/2020Kansas City, Section 07 - clarified box 96 to "FUEL 59-64 - sport coupe L34, LS5 (after at least 01-28), & LS6 (after at least 02-16)"
04/19/2020Kansas City, Section 08 - corrected box 107 note 11 from "When GW8 4.10:1 AXLE RATIO is ordered, ZQ9 PERF AXLE is listed as well." to "When GW8 4.10:1 AXLE RATIO (LS6) or G84 410 RATIO ALXE (L78) is ordered, ZQ9 PERF AXLE is listed as well."
08/31/2019Baltimore, Section 08 - added "... but no asterisk (*)" to item #11
06/26/2019Atlanta, Section 06 - added box 81 "2U--- - with UM1/UM2 radio/tape and U46 lamp monitor"
06/10/2019Kansas City, Section 06 - corrected box 78 from "3464 - Saddle El Camino with 8976 front carpet" to 3464 - Blue El Camino with 8976 front carpet"
Kansas City, Section 07 - updated box 96 from "El Camino after at least 02-26" to "All El Camino from at least 10-16 except as noted above"
Kansas City, Section 07 - updated box 96 from "L78 & LS6 El Camino up to at least 12-22" to "L78 El Camino"
04/28/2019Added 3sheets.jpg to kansascity/sec_02.html
03/06/2019Added UM1 to possible radios in section 09
01/23/2019Updated various Atlanta sections to reflect new information.
10/26/2018Fixed ALTERALTER text on baltimore/sec_03.html
Fixed DD - L78 & LS6 with power steering  on baltimore/sec_03.html
Added to baltimore/sec_04.html -  Note: Some December-built Chevelles have been found with the same paint code for LW (lower body color) from 12-09 thru 12-18.
10/05/2018Atlanta, Section 05 - updated box 64 to read:
9464 has been found on three sheets with power windows and/or electric door locks.
Two hyphens ( -- ) on all others.
09/30/2018Kansas City, Section 03 - changed box 37 from dots ( ••) to dashes ( -- )
Kansas City, Section 04 - removed  (convertible is assumed but to date no SS convertible build sheets have been located)
08/12/2018Kansas City, Section 08 - Added text, U35 ELECT CLOCK is not listed with U14 IP GAUGES until sometime after 10-06 and by 10-09." to footnote (6).
Baltimore, Section 08 - Added footnote (12), "(12) - U35 ELECT CLOCK is not shown with U14 IP GAUGES until 02-09."
08/06/2018Kansas City, Section 08 - Corrected typo of "z14 SS 454 PKG" to "Z15 SS 454 PKG"
05/04/2018Atlanta, Section 05 - Revised to read, "This box contains a 2-letter code CN or CN -. Sheets dated 04-13 and earlier have CN code, sheets dated 04-14 and later have CN - code."
03/02/2018Atlanta, Section 04 - Changed to, "KY - Engines without air conditioning and 3.31:1 with one exception found to date with air conditioning"
Baltimore, Section 04 - Changed to, "KY - Engines without air conditioning and 3.31:1 with one exception found to date with air conditioning"
Kansas City, Section 04 - Changed to, "KY - Engines without air conditioning and 3.31:1 with one exception found to date with air conditioning"
02/19/2018Removed  "To date, there seems to be no discerning reason or combinations of options for the difference between the two units." from box 40 on Atlanta.
01/18/2018Deleted KJ alternator code on Kansas City.
01/11/2018Added clarification on front steering knuckle code
07/27/2017Fixed baltimore/sec_02.html to reflect 01...99 work day cycle.
07/25/2017Changed padding/margins to be more esthetically pleasing
07/22/2017Changed PROP SHAFT description for Baltimore LS6/M22 to PB.
07/17/2017Removed first line "This box contains a 2-letter code for the steering wheel. Sometime between 1219 and 0104 the code changed from KA to AB for the standard SS steering wheel." from Kansas City Section 5.
06/28/2017Narrowed down change to physical format of build sheets for line #1
Updated books links
03/05/2017Added atl_02d_13637_19a_1/_2.jpg and verbiage to show example of SCHED NO and DP SEQ NO on sec_02.html.
Added bal_11c_13637_-a_1/_2.jpg and verbiage show example of SCHED NO and DP SEQ NO on sec_02.html.
Added kan_04d_13637_1919_1.jpg and verbiage show example of SCHED NO and DP SEQ NO on sec_02.html.
02/13/2017Updated  "NON-L - found on 1 LS6 sport coupe with U63" to "NON-L - found on 2 LS6 sport coupes with U63" on kansascity/sec_04.html
11/12/2016Added ":1" as needed to 3.31 and 4.10.
09/03/2016Updated Baltimore/sec_05.html from HJHD - sport coupe/convertible after at least 04-16 to HJHD - sport coupe/convertible after at least 04-15.
04/15/2016Added ky_hose.jpg, sv_hose.jpg, and sv_hose2.jpg to section 4 of each plant for clarification
07/03/2016Added Fake build sheet section with examples
08/19/2016Updated Atlanta section 5 tachometer block to read, "938 - 5,000 redline typically used on the 307 and 350 engines but was coded for the base LS5 instead of the 985 unit it was supposed to receive at least through 0417. This appears to have been 'fixed' by at least 0505."
10/17/2016Updated verbiage on Baltimore/sec_02.html to reflect 01...10 (100) date for work days.
05/05/2017Updated some Arlington plant information