Warming up is important . Im a diesel fitter (mechanic) and have seen to many results of no warm up . the biggest problem is the pistons swell quicker than the block and can cause them to grab thus scoring the block . i have seen them grab bad enough that it broke a con rod and punched a hole...
Hi all I have fitte aCommand AP60 aftermarked cruise unit to my old mans STR . whe i turn the unit on it shows the led in for 8 secs telling me there is a fault . however the brake switch test and pad test works fine in the 1st diag. but it wont do the 2nd test of the engine rev up. the vacc...