1996-1997 Chevrolet Cheyenne 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):No Deposit - I will mail my PCM in to be tuned All 2007+ 5

All 2007+ 5

diagnosing

Black Bear Performance offers our AutoCal custom tuning service for your 2014-2018 Chevrolet Silverado 4

Black Bear Performance offers three different levels of custom tuning service for your 1999-2007 Chevrolet Silverado 4

Upgrade your GM vehicle’s performance and tuning capability with a Black Bear Performance 0411 PCM Swap Tune

1996-1997 Chevrolet Cheyenne 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):No Deposit - I will mail my PCM in to be tuned All 2007+ 5Black Bear Performance offers our traditional custom tuning service for your 1996 1997 Chevrolet Cheyenne. Gains vary widely based on engine size but can vary from 10 15hp on a 4. 3L up to 30 35hp on a 7. 4L. From bone stock to heavily modified, we can help your engine perform as optimally as possible. Other improvements range from improved idle smoothness to better automatic AND manual shift performance, improved throttle response and improved