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2003 Pontiac Bonneville
-- Select Engine --
  • L36 - ENGINE GAS, 6 CYL, 3.8K, MFI, V6, HO (ERV6 SERIES) 3.8K(L36)
  • L37 - ENGINE,4.6L,V8,DOHC,SFI,281C.I.D.(NORTHSTAR) 4.6-9/S(L37)
  • L67 - ENGINE GAS,3.8L(3.8-1),SFI,V6,SUPERCHARGED 3.8-1(L67)
  • LD8 - ENGINE GAS,8 CYL,4.6L,V8,DOHC,SFI,(281C.I.D.)(NORTHSTAR) 4.6-6/Y(LD8)
  • Skip (If not sure)
 
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The drop down menu includes engine codes with descriptions and engine sizes. Please use the following tutorial to locate the actual engine size of your vehicle; it could help you make the correct selection.
-- Select Transmission --
  • M15 - TRANSMISSION,AUTO 4 SPD,HMD,4T65-E ENHANCED ELECTRONIC 4-SPD AUTO TRANS(M15)
  • M51 - TRANSMISSION MANUAL 5 SPEED, NVG, 85MM, 3.49 1ST, 0.73 5TH, O/D 5-SPD M/TRANS(M51)
  • MH1 - TRANSMISSION AUTO 4 SPD, 4T80E, ELECTRONIC CONV CLUTCH 4-SPD AUTO TRANS(MH1)
  • MN3 - TRANSMISSION AUTO 4-SPD, 4T65-E 4-SPD AUTO TRANS(MN3)
  • MN7 - TRANSMISSION AUTO 4 SPD, 4T65-E, HEAVY DUTY 4-SPD AUTO TRANS(MN7)
  • Skip (If not sure)
-- Select Model Code --
  • 2HX69 - BONNEVILLE SE 4 DR
  • 2HZ69 - BONNEVILLE SSEI 4 DR
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A GM Model Code can be found on both the Service Tag and Service Parts Identification Tag.
 
Using VIN for most accurate result, in some cases the only way to get the parts that fit.
Categories
  • Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
        • Body Mounting, Air Conditioning, Audio/Entertainment
              • Body Wiring, Roof Trim
                    • Brakes
                          • Brakes, Rear Axle, Propeller Shaft, Wheels
                                • Cooling System, Grille, Oil System
                                      • Engine
                                            • Frames, Springs, Shocks, Bumpers
                                                  • Front End Sheet Metal, Heater, Vehicle Maintenance
                                                        • Front Suspension, Steering
                                                              • Fuel System, Exhaust, Emission System
                                                                    • Interior Trim, Front Seat Trim, Seat Belts
                                                                          • Normal Maintenance Parts, Fluids, Capacities, Electrical Connectors
                                                                                • Rear Glass, Seat Parts, Adjuster
                                                                                      • Rear Seat Trim, Carpet
                                                                                            • Starter, Generator, Ignition, Electrical, Lamps
                                                                                                  • Transmission - Automatic
                                                                                                        • Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

                                                                                                              Parts found for 2003 Pontiac Bonneville > Starter, Generator, Ignition, Electrical, Lamps > Key & Lock Cylinders/Ignition

                                                                                                              Part No. Description Fitting Vehicle
                                                                                                                   Options
                                                                                                              Req
                                                                                                              Qty.
                                                                                                              Retail
                                                                                                              Price
                                                                                                              Your
                                                                                                              Price
                                                                                                              Qty.    Cart
                                                                                                              Collapse BEZEL, Ignition Lock
                                                                                                              2852816

                                                                                                              BEZEL,IGN LK CYL(GRAY)

                                                                                                              H(93I) 01 -- -- Discontinued
                                                                                                              2852814

                                                                                                              BEZEL,IGN LK CYL(NEUTRAL)

                                                                                                              H(56I) 01 $6.51 $4.28
                                                                                                              Collapse BULB, Bulb
                                                                                                              9436790

                                                                                                              BULB,WEDGE .08 AMPS 19/32 LG 0.3 POWER(IGN LK CYL)

                                                                                                              01 $4.18 $2.41
                                                                                                              Collapse CONNECTOR, Chassis Electrical
                                                                                                              12117371

                                                                                                              CONNECTOR,INLINE-TO I/P HARN(BLACK)(3-WAY MALE)(W/LEADS)

                                                                                                              H 01 $36.32 $20.95
                                                                                                              12129490

                                                                                                              CONNECTOR,INLINE-TO I/P HARN(BLACK)(3-WAY MALE)(W/O LEADS)(CLIP SLOT)(13.100)

                                                                                                              H(EXC D55) 01 $5.01 $3.29
                                                                                                              89046969

                                                                                                              CONNECTOR,INLINE-TO I/P HARN(BLACK)(40-WAY FEMALE)(GT 150,280)(W/O LEADS)

                                                                                                              H 01 $4.04 $2.65
                                                                                                              89046970

                                                                                                              CONNECTOR,INLINE-TO I/P HARN(GRAY)(40-WAY FEMALE)(W/O LEADS)(GT 150,280)

                                                                                                              H 01 $4.04 $2.65
                                                                                                              12102900

                                                                                                              CONNECTOR,INLINE-TO I/P HARN(SQUARE)(BLACK)(4-WAY FEMALE)(W/LEADS)(SQUARE)(2.535)

                                                                                                              H 01 $53.76 $31.01
                                                                                                              Collapse CONNECTOR, Ignition Switch
                                                                                                              12162229

                                                                                                              CONNECTOR,SW-IGN & START(BLACK)(6-WAY FEMALE)(W/O LEADS)

                                                                                                              H 01 $4.97 $3.26
                                                                                                              12167156

                                                                                                              CONNECTOR,SW-IGN & START(NATURAL)(6-WAY FEMALE, W/LEADS)

                                                                                                              H 01 $70.40 $40.61
                                                                                                              Collapse CYLINDER KIT, Ignition Switch
                                                                                                              19207988

                                                                                                              CYLINDER KIT,IGN LK(UNCODED)(INCLS 4,5,8,9,10)

                                                                                                              Replaced by: 19258349

                                                                                                              H 01 $111.61 $73.39
                                                                                                              Collapse HARNESS, Chassis Wiring
                                                                                                              25737796

                                                                                                              HARNESS,I/P WRG

                                                                                                              HX(C67,D55,U2K) 01 $815.76 $536.41
                                                                                                              25745492

                                                                                                              HARNESS,I/P WRG

                                                                                                              HZ(C67)(EXC UV6) 01 $1441.43 $947.82
                                                                                                              25762868

                                                                                                              HARNESS,I/P WRG

                                                                                                              HX(C67,D55)(EXC U2K) 01 -- -- Discontinued
                                                                                                              25762877

                                                                                                              HARNESS,I/P WRG

                                                                                                              HX(CJ2,D55)(EXC UV6), HZ(UW6)(EXC UV6) 01 $354.12 $232.85
                                                                                                              25765438

                                                                                                              HARNESS,I/P WRG

                                                                                                              HX(EXC D55) 01 $992.75 $652.79
                                                                                                              Collapse HARNESS, Ignition Switch Warning, Lock, Headlamp,Theft Deterrent or Rear/Side Object
                                                                                                              15323363

                                                                                                              HARNESS,IGN KEY ALARM WRG(ELEMENT)(PART OF 12)(2.480)

                                                                                                              H 01 $26.88 $17.67
                                                                                                              Collapse KEY, Ignition and Locks
                                                                                                              12450409

                                                                                                              KEY,DR LK & IGN LK VALET(UNCODED)(REPLACEMENT KEY MUST BE PROGRAMMED TO VEHICLE;SEE THEFT DETERENT SUB-SECTION OF SERVICE MANUAL)(VALET KEY BLANK)

                                                                                                              H 01 -- -- Discontinued
                                                                                                              Collapse MODULE, Ignition Switch Warning, Lock, Headlamp,Theft Deterrent or Rear/Side Object
                                                                                                              15785406

                                                                                                              MODULE,THEFT DTRNT(PASS KEY)

                                                                                                              H 01 $138.30 $79.77
                                                                                                              Collapse SOCKET, Ignition Switch
                                                                                                              12125968

                                                                                                              SOCKET,IGN LK CYL LGT CNDCT BULB(W/LEADS)(11.927)

                                                                                                              H 01 -- -- Discontinued
                                                                                                              Collapse SPRING, Ignition Switch
                                                                                                              21035207

                                                                                                              SPRING,IGN LK CYL TUMB(WINGED BEZEL,GM LOGO,SMALL HEADED KEYS)(10.266)

                                                                                                              H 14 $0.65 $0.45
                                                                                                              Collapse SWITCH, Ignition Switch
                                                                                                              25721650

                                                                                                              SWITCH,IGN & START(INCLS 14)

                                                                                                              H 01 $92.16 $53.16
                                                                                                              Collapse TUMBLER, Ignition Switch
                                                                                                              12458154

                                                                                                              TUMBLER,IGN LK CYL(#1)(10.553)

                                                                                                              H AR -- -- Discontinued
                                                                                                              Collapse Standard Parts
                                                                                                              11609989

                                                                                                              BOLT,HEX W/FLAT WASHER,M6X1X25,15 THD,17 OD,6202M STL,GMW3200,TAPTITE(IGN & START SW)

                                                                                                              02 $4.05 $2.66
                                                                                                              Genuine GM Parts, the Right Choice
                                                                                                              GMPartsGiant.com offers the lowest prices for genuine 2003 Pontiac Bonneville parts. Parts like Key & Lock Cylinders/Ignition are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L, 8 Cyl 4.6L. Model Code: SE 4 DOOR, SSEI 4 DOOR.