Used 2012 GMC Sierra 1500 engines & transmissions
6 engine options and 11 transmission options for the 2012 GMC Sierra 1500, 17 in stock to buy online. Engine sizes: 4.3L, 4.8L, 5.3L, 6.0L and 6.2L. Transmissions: automatic. Drivetrain: 4X2 and 4X4. Units differ by engine code, so check the VIN code column against your VIN, or send us your VIN and we'll match it before anything ships.
2012 GMC Sierra 1500 engines
6 options · $1,655 – $6,385
| Engine | VIN code | Mileage | Price | Availability |
|---|---|---|---|---|
| 4.3L , opt LU3TF-E037384 | X (digit 8) | 51,000–114,000 mi | from $1,655 | In stock |
| 4.8L , opt L20TF-E037386 | A (digit 8) | 44,000–122,000 mi | from $1,730 | In stock |
| 5.3L, gasoline, opt LMGTF-E037388 | 0 (digit 8) | 80,000–113,000 mi | from $2,099 | In stock |
| 5.3L, gasoline, opt LC9TF-E037389 | 7 (digit 8) | 58,000–127,000 mi | from $1,999 | In stock |
| 6.0L , opt LZ1, HybridTF-E037387 | J (digit 8) | 31,000–122,000 mi | from $3,305 | In stock |
| 6.2L , opt L9HTF-E037385 | 2 (digit 8) | 58,000–122,000 mi | from $3,535 | In stock |
2012 GMC Sierra 1500 transmissions
11 options · $1,010 – $3,800
| Transmission | VIN code | Mileage | Price | Availability |
|---|---|---|---|---|
| AT, 4.3L, 4x2TF-T017986 | By VIN | 31,000–95,000 mi | from $2,145 | In stock |
| AT, 4.3L, 4x4TF-T017985 | By VIN | 44,000–51,000 mi | from $2,560 | In stock |
| AT, 4.8L, 4x2, ID 2CBDTF-T017984 | By VIN | 31,000–95,000 mi | from $2,145 | In stock |
| AT, 4.8L, 4x2, ID 2LPDTF-T017983 | By VIN | 40,000–44,000 mi | from $2,425 | In stock |
| AT, 4.8L, 4x4TF-T017982 | By VIN | 68,000–78,000 mi | from $2,360 | In stock |
| AT, 5.3L, 4x2TF-T017981 | By VIN | 164,000 mi | $2,200 | In stock |
| AT, 5.3L, 4x4TF-T017980 | By VIN | 44,000–122,000 mi | from $1,930 | In stock |
| AT, 6.0L, 4x2TF-T017979 | By VIN | 55,000–58,000 mi | from $1,625 | In stock |
| AT, 6.0L, 4x4TF-T017978 | By VIN | 65,000–122,000 mi | from $1,010 | In stock |
| AT, 6.2L, 4x2TF-T017977 | By VIN | 164,000 mi | $2,200 | In stock |
| AT, 6.2L, 4x4TF-T017976 | By VIN | 44,000–122,000 mi | from $1,930 | In stock |
Which 2012 Sierra 1500 unit fits yours?
The VIN code tells them apart. Decode your VIN, or text it to us and we'll confirm the match.