Clean the intake manifold-(1) matingsurfaces.Inspect the intake manifold for damage.Inspect the intake manifold for cracks near metallicinserts.Clean and inspect the intake manifoldinsulator-(2) for damage.
Inspect the crankcase ventilation passages-(1) inthe intake manifold face for blockage.
Warning:Refer toSafety Glasses Warning.
Clean the crankcase ventilation passages with compressed airif necessary. Use a maximum of 172-kPa(25-psi) of air pressure.Replace the intake manifold as necessary.Tow/Haul Mode
This feature can assist when towing
or hauling a heavy load.
: Select Tow/Haul Mode by
pressing the button on the center
console.
When Tow/Haul is activated, the
Tow/Haul symbol will come on in the
instrument cluster. A Tow/Haul ON
message will also appear in the
DIC. For vehicles e ...