Revised PCM software available for spark knock on Dodge Viper
Problem Description
Our technicians tell us that there is a Powertrain Control Module software update to correct an engine spark knock when using 91 octane gasoline.
(1 person reported this problem)
Dodge Viper Vehicles With This Problem
1 model year affected: 1999
Average mileage: (–)
Data verified by RepairPal experts
Not Your Dodge Viper Problem?
Brake problem? Or maybe a blown head gasket?
Learn About Your Car ProblemsSearch For a Specific Car Problem
High Quality Repairs
Your auto repair done right, only the work you need with no add ons.
Never Overpay
Our free estimator calculates a custom price for your vehicle repair.
Guaranteed Repairs
Rest easy knowing you're covered by a local warranty.
Are You a Shop Owner?
Learn how to grow your business with RepairPal