What does my ECM do?

What does my ECM do?

The ECM, or electronic control module, is the computer responsible for controlling all of the engine management functions. It is the central control unit of most vehicles and controls a variety of functions, such as electrical system power distribution, emissions, ignition, and fuel systems.

What does a PCM module do?

The powertrain control module, aka PCM, is your vehicle’s brain. It manages the engine, transmission and other systems based on information it receives from various sensors around the vehicle.

What kind of engine does a GMC Yukon have?

A 4.8-liter V-8 with 275 horsepower is the Yukon’s base engine, and a 5.3-liter V-8 with 285 hp is optional. The Denali comes with a 320-hp 6.0-liter V-8.

Is the 2001 GMC Yukon a good car?

The 2001 GMC Yukon has not been tested. Like what you see? Find the best deal on a GMC Yukon today. There are for sale near you. Certified child passenger safety technicians conduct hands-on tests of a car’s Latch system and check the vehicle’s ability to accommodate different types of car seats.

Is the GMC Yukon a full size pickup?

This year, the Denali gets up to date and becomes part of the current generation. Yukon is built from the same design as the Chevrolet Tahoe, and both are based on General Motors’ full-size pickups. GMC sells a larger version of this SUV as the Yukon XL, and Chevy does the same with the Suburban.

What does an error code on a GMC mean?

The computer on your GMC vehicle generates and stores error codes. An error code does not always mean that something is wrong with your vehicle. Error codes are generated when regular maintenance is required.

What kind of car is a 1999 GMC Yukon?

Description: Used 1999 GMC Yukon Denali with AWD/4WD. Looking for a used car at an affordable price? The 1998 GMC Yukon! Ensuring composure no matter the driving circumstances! All of the following features are included: front and rear reading lights, cruise control, and air conditioning.

What kind of car is GMC Yukon SLE?

Description: Used 2001 GMC Yukon SLE with Towing Hitch, AWD/4WD, Upgraded Engine, Rear Bench Seats, 8000lb Towing Capacity. 2 YEARS OIL CHANGES INCLUDED WITH EVERY VEHICLE PURCHASED This vehicle is loaded with great features, plus it comes with the CARFAX BuyBack Guarantee. Gone are the days of SUVs being the size of a tank and handling like one.

– This 1999 GMC Yukon 4dr 4dr 4WD features a 5.7L 8 CYLINDER 8cyl Gasoline engine. It is equipped with a 4 Speed Automatic transmission. The vehicle is Storm Gray (Met) with a Gray Cloth interior. It is offered with a Service Contract available.

What are the features of a 1998 GMC Yukon?

The 1998 GMC Yukon! Ensuring composure no matter the driving circumstances! All of the following features are included: front and rear reading lights, cruise control, and air conditioning. It features four-wheel drive capabilities, a durable automatic transmission, and a powerful 8 cylinder engine.