2003 Chevrolet Suburban 1500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 Chevrolet Suburban 1500
Verified by mechanics, reported by drivers like you
Ask a mechanic in our community
Never overpay. Check prices with our estimator
Our experts translate recalls into plain English
2003 Chevrolet Suburban 1500 Problems4WD Transfer Case Position Sensor/Selector Switch May Fail
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.
The speedometer or other instrument panel gauge may begin to work erratically at times. Our technicians tell us that the instrument cluster must be sent to a repair facility to correct this fault. The warranty has been extended on some of these units to 7 years or 70,000 miles.
2003 Chevrolet Suburban 1500 Questionswhen I start it the 4wd low comes right on or the neutral light comes on and to put it in 2 I have to put in neutral and hit 2. I can hear it trying to shift into 2 (1 answer)
This has only happened while driving at high altitude in the Rocky Mtns. The instrument cluster lights go out and gauges go down before it happens. The car kind of chugs along slowing down then gaining some speed, losing and gaining until we just pull over or it stops. We've been able to rol...
2003 Chevrolet Suburban 1500 RecallsRear Seat Belt for Smaller Passengers May Not Fit Correctly
The second row center seat belt routing may make it difficult to position correctly on smaller passengers. If the seat belt rides up to fit around the abdomen, the risk of internal injury is increased in a crash. Dealers will cut the guide loop, remove a portion of the loop, and the remaining sides should be folded over and secured with a retainer. The recall began July 21, 2005. The GM recall number is 05037.
The hydro-boost housing relief valve bore may be out of specification. The seal may fracture as a result, which may reduce braking assist and slightly increase the steering effort while braking. Under certain conditions, more braking effort will be required to stop the vehicle. Dealers will replace the hydro-boost relief valve. The recall began June 18, 2004. The GM recall number is 04004.
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.