2003 Pontiac Grand AM fuel system problems

Ecotec Gen I was re–engineered to be smoother and more efficient than its predecessor. Featuring an dual in–block balance shafts, power–steering pump, water–pump housing, and removable oil filter housing. This engine replaced the Quad–4 and GM 122 in North America and first appeared. GM offers an official kit which can be converted into 2.2 supercharged versions using modified ECM software. Model L42 is an CNG version of the Ecotec 2.2, producing 129 hp and 129 ft⋅lb.

Tl* the contact owns a 2003 pontiac grand am. While driving various speeds, there was a strong fuel odor inside the vehicle. The odor intensified when the heat was activated. The failure occurred without warning. The vehicle was not diagnosed or repaired. The manufacturer was not aware of the failure. The failure mileage was approximately 82,000.