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What is p1221 for 2002 gmc envoy?

Anonymous

∙ 16y ago

Updated: 10/21/2022

DTC P1221 code is: Excessive Difference Between Throttle Position Sensors which means there is something wrong with the electronic throttle positioning sensor system, probably needs replaced

Wiki User

∙ 16y ago

What else can I help you with?

When was GMC Envoy created?

GMC Envoy was created in 2002.

Where is the Oil Filter for a 2002 GMC Envoy?

where is the oil filter located on an 2002 GMC Envoy

Running lights not working 2002 gmc envoy?

Riunning lighs not working 2002 gmc envoy

Installing Brake Pads on a 2002 GMC Envoy?

How to change brake pads on 2002 GMC Envoy front brakes.

In what years were the GMC Envoy produced?

The GMC Envoy was produced in 1998 and not again until 2002. The Envoy was produce until 2009. GMC is no longer producing a vehicle with the name Envoy.

A diagram to show where plugs are on 2002 gmc envoy slt 4.2?

Can you tell me how to remove the box covering the spark plugs in a 2002 gmc envoy slt 4.2

Where can one purchase a used 2002 GMC Envoy?

One can purchase a used 2002 GMC Envoy in online car-selling websites that sell used cars. In addition, one can purchase a used 2002 GMC Envoy from one's peers if one of those peers have the car.

What are the torque specs for wheel hub on a 2002 envoy?

The axle/hub nut torque on a 2002 GMC Envoy is 103 ft.lbs.

What is the gas tank size on a Gmc 2002 Envoy?

18 gal

Need parts manual for 2002 gmc envoy slt?

misfire?

What type of oil required for 2002 GMC Envoy?

Synthetic 10w30

You just replace the battery on 2002 gmc envoy XL?

Yes.

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