Published August 21, 2018 · Updated November 19, 2020
The following is a list of Memcal Chip Codes for a 1987 Corvette Engine Control Module (ECM).
The Crew at Corvette Salvage has compiled a list of EPROM/Memcal Chip codes from 1982 to 1995. To view the complete list, click here.
| Broadcast Code (BCC) | PROM Code | Scan ID | Memcal Part Number | ECM Part Number | Engine Type | Engine Displacement | Transmission RPO Codes | Transmission Type | Gear Ratio RPO Codes |
|---|---|---|---|---|---|---|---|---|---|
| HCY | 9539 | 1571 | 16059536 | 01227165 | L98 | 5.7 | MK2 | Manual | G44 |
| HCZ | 4423 | 1581 | 16064421 | 01227165 | L98 | 5.7 | MH5 | Manual | G44 |
| HDA | 4427 | 1591 | 16064425 | 01227165 | L98 | 5.7 | MD8 | Automatic | GM1 |
| HDB | 4431 | 1601 | 16064429 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |
| HDC | 4435 | 1611 | 16064433 | 01227165 | L98 | 5.7 | MH5 | Manual | G44 |
| HDD | 4439 | 1621 | 16064437 | 01227165 | L98 | 5.7 | MK2 | Manual | G44 |
| HDF | 4443 | 1631 | 16064441 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44, GU2 |
| HDJ | 4457 | 1651 | 16064455 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |
| HDK | 4461 | 1661 | 16064459 | 01227165 | L98 | 5.7 | MK2 | Manual | G44 |
| HDM | 4465 | 1681 | 16064463 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |
| ABTB | 0315 | 7741 | 16070312 | 01227165 | L98 | 5.7 | MK2 | Manual | G44 |
| ABTC | 0321 | 7751 | 16070318 | 01227165 | L98 | 5.7 | MH5 | Manual | G44 |
| ABTJ | 0326 | 7791 | 16070323 | 01227165 | L98 | 5.7 | MK2 | Manual | G44 |
| ABTM | 0331 | 7821 | 16070328 | 01227165 | L98 | 5.7 | MK2 | Manual | G44 |
| ABTH | 0336 | 7781 | 16070333 | 01227165 | L98 | 5.7 | MH5 | Manual | G44 |
| ABTD | 0731 | 7761 | 16070729 | 01227165 | L98 | 5.7 | MD8 | Automatic | GM1 |
| ABTF | 0735 | 7771 | 16070733 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |
| ABTK | 0739 | 7801 | 16070737 | 01227165 | L98 | 5.7 | MD8 | Automatic | GU2 |
| ABTL | 0743 | 7811 | 16070741 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |
| ABTN | 0747 | 7831 | 16070745 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |
| ADJR | 1825 | 1711 | 16071823 | 01227165 | L98 | 5.7 | MD8 | Automatic | G44 |