News

4L60E Shift Flare Causes: Diagnosis and Tuning ...

Experiencing a 4L60E shift flare? Learn the common causes, how to diagnose clutch slip in HP Tuners, and the tuning fixes to get your transmission right.

Speed Density Tuning for Beginners: The Ultimat...

Master speed density tuning for beginners. Learn how to ditch the MAF, tune your VE table in HP Tuners, and dial in your big cam or turbo LS build.

Throttle Cracker vs Idle Airflow: Dialing in Yo...

Struggling with stalls or lurching? Learn the difference between throttle cracker and idle airflow in HP Tuners to dial in your LS engine's drivability.

P0101 LS Swap Fix Guide: Curing the MAF Perform...

Struggling with a P0101 LS swap fix? Learn why MAF performance codes happen on LS swaps and how to fix them permanently with HP Tuners.

Why Your Turbo LS Won't Idle

Struggling with turbo LS idle problems? Learn how to fix exhaust backpressure, injector dead-time, and airflow settings in HP Tuners to get a smooth idle.

Real Causes of Knock Retard: Is Your LS Actuall...

Discover the real knock retard causes in LS engines. Learn to spot false knock, read KR in datalogs, and know when to pull timing vs ignore it.