2002 Chevrolet Suburban 2500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2002 Chevrolet Suburban 2500
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2002 Chevrolet Suburban 2500 ProblemsPower Brake Units May Leak Fluid From Hydro-Boost Unit
Power brake systems using "hydro-boost" may leak power steering fluid from the hydro-boost unit located behind the brake master cylinder. Replacement of the hydro-boost unit is the common repair to correct this concern.
One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored in the HVAC control module should be available to assist with diagnoses.
The 4WD transfer case encoder motor position sensor or the selector switch may fail causing the service 4WD message to be displayed. Fault code(s) stored in the transfer case control module will be of assistance in determining the exact fault causing the message to be displayed.
2002 Chevrolet Suburban 2500 QuestionsWhat is the buzz/hum in my stock exhaust? (2 answers)
My 02 Suburban has a buzz/hum when i take off from a stop and @2500-3000 rpm. It has 111000 miles on it. A buddy if my said it may be the cats but it sounds metal-on-metal.
So any advice would help, thanks.
some times when i take off it runs like any other vehickle but some time it sounds like it is having a hard time shifting gears like it is wounding up.
On our Suburban, the driver and passenger rear right door window works great up and down but the left side both front and back work fine going down, but are REALLY slow or stop going up at times. Any ideas?
2002 Chevrolet Suburban 2500 RecallsRecall 05V379000
The courtesy lamps on affected running boards may overheat when exposed to moisture and road salt. Overheating may cause the lamps and boards to melt or start a fire. Dealers will replace the wiring harness for these running boards.