The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

swamp rat · 09-13-2013, 09:17 PM

If you have never done so replace the grommet to the fitting going to the power booster, it gets hard and stops sealing well with age.

09-13-2013, 09:17 PM	#12
swamp rat Registered User Join Date: Oct 2007 Location: Spanaway Posts: 8,451	Re: Big RPM drop from park to drive??? If you have never done so replace the grommet to the fitting going to the power booster, it gets hard and stops sealing well with age. __________________ Mike. Swamp Rat build thread : http://67-72chevytrucks.com/vboard/s...d.php?t=595019 72 3/4T 4X4 4" BDS Lift 33" BFG's