Problems with 2004 GMC Sierra 2500HD FUEL SYSTEM, DIESEL
On average, the 2004 GMC Sierra 2500HD starts to “feel” problems with the FUEL SYSTEM, DIESEL and its various aspects after 118 000 miles.
Recently reported FUEL SYSTEM, DIESEL problems on 2004 GMC Sierra 2500HD
Diesel fuel leaks from injectors into engine oil pan and contaminates engine oil them leaks oil from breather & rear main oil seal and gm knows there is a problem but wont do any thing for this problem said its out warranty on time not miles. *tr