No.  There is no imagery or significance easily discernible in the act of being blown up in a particular brand of car.  The fact that you got the brand wrong should tell you that.  If you want to make a point that he lived modestly then make it explicitly and not with vague allusions that require a knowledge of the social implications of car ownership in late 1980s/early 1990s Britain.  Don't you see how ridiculous such an approach is?  190.46.108.141