Table 1 shows eight common engine and engine cooling related problems of the 2004 GMC Sierra 1500. The number one most common problem is related to the engine and engine cooling (four problems). The second most common problem is related to the engine cooling system (two problems).
Tl the contact owns a 2004 GMC Sierra 1500. The contact stated that the valve head was cracked and the anti-freeze was depleted; however, there were no visible leakage. There were no warning indicators illuminated. Read details...
Heater core/no heat sometimes/found carpet wet on pass. Side. Seems in checking around hardly never@47,000 mi. Spent 1200. 00 to replace it. Apparently must remove seats, console,and entire dash to replace!!! im really,really made about this!! Read details...
Engine failure 2004 GMC sierra service bulletin 06-06-01-019b internal coolant loss leak in cylinder heads mfg by costech lead to my engines death with just 89,000 miles. This is a know problem since 2004 and from other people I have learned gm will not cover expenses. Read details...