Feb 4, 2013 #1 R Ryan Buck Junior Member Joined Feb 4, 2013 Posts 1 Reaction score 0 Location iowa First Name ryan Truck Year 1988 Truck Model k5 Engine Size 350 I have a 1988 Jimmy and it runs great when it is idling but when you start driving it it has no power any help would be appreciated
I have a 1988 Jimmy and it runs great when it is idling but when you start driving it it has no power any help would be appreciated
Feb 4, 2013 #2 bucket Super Moderator Staff member Super Moderator Joined Aug 3, 2010 Posts 31,892 Reaction score 32,686 Location Usually not in Ohio First Name Andy Truck Year '77, '78, '79, '84, '88 Truck Model K5 thru K30 Engine Size 350-454 Could be a number of things. Is the truck stock? Have you done any maintenance on it?