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The timing chain controls this by using a chain, similar to a bike chain, that is wrapped around gears or sprockets that are attached to the cam and crankshafts. For an engine to function properly, the valves must open and close very precisely from a timing perspective. 1) 2.2 Ecotec Timing Chain FailureĪ timing chain is responsible for controlling the opening and closing of the engines intake and exhaust valves. Let’s jump in and discuss these common 2.2 Ecotec engine problems and then circle back to reliability at the end. That kind of age takes a toll on engines so the 2.2 Ecotec may require some additional maintenance.

The GM 2.2L engine is over 20 years old now. Though, it’s important to add a few quick notes first. Throughout this article I will dive into each of the above issues in greater depth.

Various 2001-2006 Opel/Vauxhall/Holden modelsĪ few of the most common issues with the GM 2.2 Ecotec engine include:.

Below we will identify which cars use which specific engine code. The L42 was a natural gas version of the L61 and the Z22YH was a direct injection version used exclusively internationally. Due to the limited nature of the L42 and Z22YH we are only covering the others below. However, there were a handful of different versions such as the L42, Z22YH, LAP and LE8. Most 2.2’s were produced under the L61 engine code. Additionally, there were important engine changes that took place in 2007 and therefore some of the problems may only affect Gen I models. The 2.2 Ecotec was used by GM from 2000 until 2011 in Chevy, Pontiac, Oldsmobile, and Saturn brands. The 2.2 Ecotec might not be an engine for performance enthusiasts, but it’s a reliable, fuel efficient, and affordable engine. The improvements made in the Gen II engines slightly altered power levels to 145-149hp and 150-152lb-ft.

These changes included a stronger block, a redesigned cylinder head with larger exhaust ports, a new camshaft design, and coil-on-plug ignition. In 2007, the L61 2.2 Ecotec received various upgrades, dubbed the Gen II L61. The 2.2L Ecotec was predominantly manufactured under the L61 engine code. The 2.2 Ecotec is found in multiple GM brands such as Chevy, Pontiac, Oldsmobile, and Saturn, as well as Opel and Holden internationally. GM’s 2.2L Ecotec debuted in 2000 in the Saturn LS1 and was produced until 2011 when it was retired in favor of the 2.4L Ecotec.