Possible Causes & Corrections

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Check the following items:

Engine Coolant Temperature (ECT) sensor. Perform related diagnostic test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS - 2.2L VUE or SELF-DIAGNOSTICS - 3.0L VUE article.
Mass Airflow (MAF) sensor. Perform related diagnostic test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS - 2.2L VUE or SELF-DIAGNOSTICS - 3.0L VUE article.
Throttle Position (TP) sensors. Perform related diagnostic test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS - 2.2L VUE or SELF-DIAGNOSTICS - 3.0L VUE article.
Intake Air Temperature (IAT) sensor. Perform related diagnostic test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS in SELF-DIAGNOSTICS - 2.2L VUE or SELF-DIAGNOSTICS - 3.0L VUE article.
Fuel pressure and fuel quality.
Leaking fuel injector(s). See FUEL SYSTEMS in BASIC DIAGNOSTIC PROCEDURES - 2.2L & 3.0L VUE article.
Carbon deposits on throttle plate.
Engine mechanical problem (i.e. low compression, sticking lifters, worn valve train).
Worn spark plugs.