986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - slow rpm drop in neutral and bad gas mileage

Skrapmot · 09-22-2012, 07:30 PM

I'm no expert, but I'd start with the vacuum lines, sounds like a leak?

When you cleaned the throttle body did you replace the gasket?

09-22-2012, 07:30 PM	#4
Skrapmot Registered User Join Date: Jul 2012 Location: Bay Area California Posts: 415	I'm no expert, but I'd start with the vacuum lines, sounds like a leak? When you cleaned the throttle body did you replace the gasket?