"There is nothing worse than the daunting task of calling your customer and informing them the job is going to cost more than what was originally quoted.
Of course, most workshops are prepared for the unexpected, but a minor replacement of the valve cover seal blowing out with an additional $1600 for an injector return line is never welcome, and to make matters worse, often the vehicle will be off the road until the part arrives in four weeks. Due to ageing vehicles, this situation is becoming increasingly common."
