Considering an ECU remap for your Pontiac Grand Am 3.1 V6 155hp? A Stage 1 remap can take this 1997 - 2005 petrol engine from 155 BHP to 175 BHP and from 251 Nm to 270 Nm of torque (naturally aspirated). This engine scores 4.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Pontiac Grand Am can achieve.
The Pontiac Grand Am 3.1 V6 155hp is a 3.1L naturally aspirated petrol engine producing 155 BHP and 251 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 175 BHP and 270 Nm — a gain of around 20 BHP (13%) and 19 Nm (8%).
This engine has limited remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine | BHP | Gain | Torque | Gain | Score |
|---|---|---|---|---|---|
| 2.2i 140hp | 140 → 160 | +20 | 200 → 220 | +20 | Moderate (4.5/10) |
| 150 → 170 |
| +20 |
| 210 → 230 |
| +20 |
| Moderate (4.5/10) |
| 3.4 V6 170hp | 170 → 190 | +20 | 270 → 290 | +20 | Moderate (4/10) |
Get a personalised remap quote for your Pontiac Grand Am. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
