GMC Sierra mk1 (1995) – fuse box diagram
Year of production: 1995
Instrument Panel Fuse Block
The fuse block access door is on the driver’s side edge of the instrument panel. Pull off the cover to access the fuse block.
| Position | Name | Usage |
| 1 | STOP/HAZ | Stop/TCC Switch, Buzzer, CHMSL, Hazard Lamps, Stoplamps |
| 2 | T CASE | Transfer Case |
| 3 | CTSY | Courtesy Lamps, Cargo Lamp, Glove Box Lamp, Dome/Reading Lamps, Vanity Mirrors, Power Mirrors |
| 4 | GAGES | IP Cluster, DRL Relay, HDLP Switch, Keyless Entry, Low Coolant Module |
| 5 | RR HVAC | RR HVAC Control |
| 6 | CRUISE | Cruise Control |
| 7 | AUX PWR | Aux Power Outlet |
| 8 | CRANK | Diesel Fuel Pump, DERM, ECM |
| 9 | PARK LPS | Lic Lamp, Park Lamp, Tail Lamp, Roof Marker Lamp, Tail Gate Lamps, Front Side Markers, Fog Lamp Relay, Door Switch Illum, Fender Lamps |
| 10 | AIR BAG | Air Bag System |
| 11 | WIPER | Wiper Motor, Washer Pump |
| 12 | HTR-A/C | A/C, A/C Blower, High Blower Relay |
| 13 | CIG LTR | Power Amp, Cigarette Lighter, Door Lock Relay, Power Lumbar Seat |
| 14 | ILLUM | 4WD, Indicator, LP Cluster, HVAC Controls, RR HVAC Controls, IP Switches, Radio Illumination |
| 15 | DRL-FOG | DRL Relay, Fog Lamp Relay |
| 16 | TURN-B/U | Frt Turn, RR Turn, B/U Lps |
| 17 | RADIO | Radio (Ign) |
| 18 | BRAKE | DRAC, 4WAL PCM, ABS, Cruise |
| 19 | RADIO BATT | Radio (Batt) |
| 20 | TRANS | PRNDL, Auto Transmission, Speedo, Check Gages Tell Tale |
| 21 | — | Not Used |
| 22 | — | Not Used |
| 23 | — | Not Used |
| 24 | 4WD | Frt Axle, 4WD Indicator Lamp |
| A | PWR ACCY | Pwr Door Lock, 6-Way Pwr Seat, Keyless Entry Module |
| B | PWR WDOS | Power Windows |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.