Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1007 (GENERAL INFORMATION)INTRODUCTIONRPO CODE DESCRIPTION
2003 Chevrolet TrailBlazer 4.2 S, 4WD
RPO Code Description
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION RPO Code Description
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
RPO Code Table
| RPO | Description |
|---|---|
| The production/process codes provide the description of the Regular Production Options (RPOs). The RPO list is printed on the Service Parts Identification Label. | |
| AE7 | Seat Front Split, Driver, Passenger |
| AG1 | Adjuster Front Seat Power, Multi-Directional, Driver |
| AG2 | Adjuster Passenger Seat Power, Multi-Directional |
| AJ1 | Windows Deep Tint, All Except W/S and DRS |
| AL0 | Sensor Indicator Inflatable Restraint, Front Passenger/Child Presence Detector |
| AM7 | Rear Seat Folding |
| AN3 | Seat Front, Individual, Non-Bucket |
| AU0 | Lock Control, Remote Entry |
| AU3 | Lock Control Side Door, Electric |
| A04 | Windshield Tinted, Less Upper Shadeband |
| A31 | Window Power Operated, All Doors |
| A95 | Seat Front Bucket, High Back, Driver and Passenger Recliner |
| BAG | Parts Package Export |
| BA5 | Ornamentation Exterior, Custom |
| BD2 | Ornamentation Exterior - Delete |
| BG9 | Covering, Floor, Rubber |
| BPH | Appearance Package Chevrolet - Off Road |
| BS1 | Insulation Acoustical Package |
| BVE | Steps, Runningboard, Side |
| BVF | Steps, Runningboard, Side, Color Keyed |
| BVS | Steps, Runningboard, Side, Color |
| BW2 | Molding, B/S Deluxe |
| B30 | Floor Covering, Carpet |
| B32 | Covering Front Floor Mats, Auxiliary |
| B33 | Covering Rear Floor Mats, Auxiliary |
| B34 | Covering Front Floor Mats, Carpeted Insert |
| B4L | Label Price, Refer Geographic Chart |
| B4U | Performance Package, Sport |
| B58 | Covering Floor Mat, Front and Rear, Carpeted Insert |
| B71 | Molding, Wheel Opening, Colored |
| B81 | Molding Body/Side - Delete |
| B82 | Ornamentation Exterior, Emblem - Delete |
| B85 | Molding, Body/Side, Exterior, Bright |
| CJ2 | HVAC System, Air Conditioner Front, Automatic Temperature Control, Auxiliary Temperature Control |
| CJ3 | HVAC System, Air Conditioner Front, Manual Temperature Control, Auxiliary Temperature Control |
| CKD | Vehicle Completely Knocked Down |
| CMD | Plant Code, Flint, MI, USA - Truck |
| C3J | GVW Rating 6,700 lbs |
| C4M | GVW Rating 9,900 lbs |
| C42 | HVAC System Heater, Outside Air, Deluxe |
| C49 | Defogger Rear Window, Electric |
| C5F | GVW Rating 8,500 lbs |
| C5H | GVW Rating 6,900 lbs |
| C5M | GVW Rating 6,100 lbs |
| C5S | GVW Rating 6,600 lbs |
| C5U | GVW Rating 6,800 lbs |
| C5Z | GVW Rating 7,200 lbs |
| C6P | GVW Rating 8,600 lbs (3900 kg) |
| C6W | GVW Rating 9,200 lbs |
| C7H | GVW Rating 6,400 lbs (2900 kg) |
| C7L | GVW Rating 12,000 lbs |
| C7W | GVW Rating 11,400 lbs |
| C86 | Lamp, Manual Transmission, Shift Indicator, Tell-tale Suppression |
| DE2 | Mirror, Outside Left and Right, Manual Control, Folding, Color |
| DF2 | Mirror, Outside Left and Right, Wide Load, Folding, Stainless Steel |
| DF5 | Mirror, Inside Rearview, Light Sensitive, Compass, Outside Temperature Display |
| DG5 | Mirror, Outside Left and Right, Wide Load, Large |
| DH6 | Mirror, Inside Front Van, Left and Right, Sunshade, Illumination |
| DK7 | Console Roof Interior, Custom |
| DL3 | Mirror, Outside Left and Right, Remote Control, Electric, Heated, Power Folding, Turn Signal Indicator, Light Sensitive, Color and Electrochromic Feature on Drivers Side w/Standard Convex Glass on Passengers Side |
| DL8 | Mirror, Outside Left and Right, Remote Control, Electric, Heated |
| DNR | Equipment Dealer Installed |
| DPF | Mirror, Outside Left and Right, Wide Load, Remote Control, Electric, Heated |
| DT4 | Ashtray Cigarette Lighter |
| D07 | Console, Front Compartment, Floor, Custom |
| D44 | Mirror, Outside, Color |
| EN6 | Cover, Rear Compartment Hard Folding, Rear Compartment, Cargo |
| ESC | Equipment, Individual Front seats with Front Floor Compartment Console Provisions |
| EVA | Test DVT, EVAP Emission Requirement |
| E37 | Pickup Box Inner DK Composite |
| E62 | Body Equipment Step Side, Pick-up Box |
| E63 | Body Equipment Fleetside, Pick-up Box |
| E95 | Cover Tonneau, Rear Compartment |
| FF4 | Left Arm Torsion Bar Spring Adjusted (C) |
| FF5 | Right Arm Torsion Bar Spring Adjusted (D) |
| FF6 | Left Arm Torsion Bar Spring Adjusted (E) |
| FF7 | Right Arm Torsion Bar Spring Adjusted (F) |
| FF8 | Left Arm Torsion Bar Spring Adjusted (G) |
| FF9 | Right Arm Torsion Bar Spring Adjusted (H) |
| FK2 | Left Arm Torsion Bar Spring Adjusted (A) |
| FK3 | Right Arm Torsion Bar Spring Adjusted (B) |
| FNF | Floor Power Take Off (PTO) Front |
| FT2 | Left Arm Torsion Bar Spring Adjusted (FT2) |
| FT3 | Right Arm Torsion Bar Spring Adjusted (FT3) |
| FWI | Plant Code Fort Wayne, IN, USA |
| FW1 | Manual Electric Control, Ride and Handling |
| F0F | Fleet Incentive Tourism Industry Inc. DBA Budget Sales & Leasing |
| F60 | Spring Front Heavy Duty |
| GMC | Plant Code Pontiac, MI, USA |
| GTY | Axle Wide Track |
| GT4 | Axle Rear 3.73 Ratio |
| GT5 | Axle Rear 4.10 Ratio (DUP With GT8) |
| GU4 | Axle Rear 3.08 Ratio |
| GU6 | Axle Rear 3.42 Ratio |
| G80 | Axle Positraction Limited Slip |
| G86 | Axle Limited-Slip |
| HOT | Appearance Package GMC "Hot Truck" |
| HP2 | Hybrid Propulsion Electric, Parallel, 14V/42V with 120V-2400W Outlets, Idle Engine Off |
| HVY | Identification 2-inch Body Raise, HD Model |
| JC3 | Brake Vac Power, Disc/Disc, 6,400 lb |
| JC4 | Brake Vac Power, Disc/Disc, 7,200 lb |
| JH1 | Brake Hydraulic Power, Disc/Disc, 6,400 lbs |
| JH6 | Brake Hydraulic Power, 4-Wheel Disc, 9,900 lbs |
| JH7 | Brake Hydraulic Power, 4-Wheel Disc, 12,300 lbs (Dup with JH9) |
| JL4 | Control Active Brake |
| JVA | Brake System, Antilock Brake - Delete |
| KC4 | Engine Oil Cooling System |
| KG3 | Generator 145 Amp |
| KL5 | Modification Engine, Natural Gas |
| KL6 | Provisions, Natural Gas |
| KL8 | Conversion Natural Gas (CNG Gas) |
| KNP | Cooling System Transmission, HD |
| KUP | Throttle Control Electronic |
| K05 | Heater Engine Block |
| K34 | Cruise Control, Automatic, Electronic |
| K47 | Air Cleaner High Capacity |
| K53 | Fuel Sender Assembly, Robust Fuel System |
| K65 | Generator, 105 Amp, Dual |
| K68 | Generator, 105 Amp |
| LB7 | Engine, Diesel, 8 Cylinder, 6.6L, DI, V8, Turbo, HO, Duramax |
| LLY | Engine, Diesel, 8 Cylinder, 6.6L, DI, V8, Turbo-High, Duramax |
| LM7 | Engine Gas, 8 Cylinder, 5.3L, MFI, Iron, GM |
| LQ4 | Engine Gas, 8 Cylinder, 6.0L, MFI, Iron, GM |
| LQ9 | Engine Gas, 8 Cylinder, 6.0L, MFI, Iron, GM, Ho |
| LR4 | Engine Gas, 8 Cylinder, 4.8L MFI, Iron, GM |
| LU3 | Engine Gas, 6 Cylinder, 4.3L, MFI, V6, 90 DEG |
| L18 | Engine Gas, 8 Cylinder, 8.1L, MFI |
| L31 | Engine Gas, 8 Cylinder, 5.7L, CPI |
| L59 | Engine Flexible Fuel - Gas/ALC, 8 Cylinder, 5.3L, MFI, V8, GM |
| MEX | Plant Code Toluca, Mexico |
| MG5 | Transmission Manual 5-Speed, Getrag, 84mm, 4.00 1st, O/D |
| ML6 | Transmission Manual 6-Speed ZF, 105mm, 5.79 1st, 0.72 6th, O/D |
| MTF | Provisions - Fire Extinguisher Mounting |
| MT1 | Transmission Auto 4-Speed HMD 4L80-E |
| MW3 | Transmission Manual, 5-Speed, NVG, 109mm, 5.61 1st, O/D |
| M1F | Power Take Off Rear PTO |
| M30 | Transmission Auto 4-Speed, HMD, 4L60-E, Electronic |
| M32 | Transmission Auto 4-Speed, HMD, 4L60-E, Electronic, HD |
| M33 | Transmission Auto 4-Speed, HMD, 4L60-E, Electronic, Hybrid |
| M74 | Transmission Auto 5-Speed, Allison, LCT 1000, 3.10 1st, 1.00 4th, 0.71 5th, O/D, Conversion Clutch |
| NA1 | Emission System GVW less than 8,500 lb |
| NA4 | Emission System GVW greater than 8,500 lb |
| NC1 | Emission System California, LEV |
| NC8 | Emission System California, ULEV |
| NF2 | Emission System Federal, Tier 1 |
| NF4 | Emission System Clean Fuel, Fleet |
| NF9 | Emission System General Unleaded |
| NPL | Plate Name - Delete |
| NP1 | Transfer Case, Electric Shift Control, 2 Speed |
| NP2 | Transfer Case, Manual Shift Control, 2 Speed |
| NP3 | Transfer Case, All-Wheel Drive |
| NP5 | Steering Wheel, Leather Wrapped |
| NP8 | Transfer Case Active, 2 Speed Push Button Control |
| NQZ | Fuel Tank Auxiliary, Rear Mounted, 18 gallon - Delete |
| NR4 | Transfer Case Four Wheel Drive (4WD), Open Differential, 2-Speed |
| NT8 | Emission System Federal, Tier 2 A |
| NT9 | Emission System Federal, Tier 2 Phase-out |
| NU4 | Emission System California Level 2 Plus |
| NW7 | Traction Control, Powertrain Management Only |
| NYS | Steering 4-Wheel |
| NZZ | Sales Package, Skid Plate Off-Road Spot |
| N05 | Lock Control Fuel Filler Cap |
| N12 | Rear Exit Exhaust System |
| N93 | Wheel - Aluminum - Chrome - 17 X 7.5 |
| OSG | Plant Code Oshawa, Ont, Canada (TRK) |
| PF4 | Wheel - Aluminum - 16 X 7.0 |
| PF9 | Wheel - Aluminum Cast - 16 X 7.0 |
| PPB | Equipment PUBX Extender |
| PRO | Appearance Package Sierra Professional |
| PTO | Provisions, Power Take Off (PTO) Controls |
| PUB | Cap PUBX Bed Ral |
| PY0 | Wheel - Aluminum - 16 X 6.5 |
| PY2 | Wheel - Chrome Appearance - 16 X 6.5 |
| P03 | Wheel Cover, Var 3 |
| P06 | Trim Discs Wheel |
| P25 | Wheel 17 x 7.5, Aluminum, 5 Spoke Premium |
| P27 | Wheel 17 x 7.5, Aluminum, 6 Spoke Premium |
| P30 | Wheel 20x8.5, Aluminum, Sport |
| P96 | Equipment, Mexican Modified, Mandatory Base Equipment |
| QAN | Tire All P265/70R 17 - 113S BW R/PE ST TL AL2 |
| QBX | Tire All LT245/75R16/C WOL R/PE ST TL OOR |
| QCC | Tire ALL P255/70R16 BW R/PE ST TL ALS |
| QCJ | Tire All P255/70R16 WOL R/PE ST TL ALS |
| QCP | Tire All P255/70R16 - 109H BW R/PE ST TL ALS |
| QC1 | Wheel 16 x 7, Steel |
| QC4 | Wheel 16 x 7, Aluminum, Custom |
| QER | Tire All LT265/75R16/E BW R/PE ST TL OOR (123/120Q) |
| QE4 | Wheel Spare 16 x 6.5, Aluminum |
| QGC | Tire All P265/75R16 - 114S BW R/PE ST TL AT |
| QGD | Tire All P265/75R16 - 114S WOL R/PE ST TL AT |
| QHS | Tire All P265/75R16 - 114H BW R/PE ST TL AT "A" TEMP Rating |
| QIW | Tire All LT245/75R16/E BW R/PE ST TL OOR 120Q |
| QIZ | Tire All LT245/75R16/E BW R/PE ST TL ALS 12OQ |
| QJM | Tire All P265/70R17 - 113S WOL R/PE ST TL OOR |
| QJP | Tire All P265/70R17 - 113S BW R/PE ST TL OOR |
| QLP | Tire All LT245/75R16/E BW R/PE ST TL ALS 120/116S |
| QNF | Tire All P235/75R16 - 106S BW R/PE ST TL ALS |
| QNG | Tire All P235/75R16 - 106S WOL R/PE ST TL ALS |
| QNK | Tire All P245/75R16 - 109S BW R/PE ST TL ALS |
| QNL | Tire All P245/75R16 - 109S WOL R/PE ST TL ALS |
| QSS | Tire All P275/55R20 - 111S BW TL ST AL2 |
| QVL | Tire All P265/70R17 - 113S BW R/PE ST TL ALS |
| QVM | Tire All P265/70R17 - 113S WOL R/PE ST TL ALS |
| Q4B | GVW Rating 6,200 lbs |
| R4Y | Tire Brand All Goodyear |
| R5C | Tire Brand All Bridgestone |
| SAF | Lock Spare Tire, Hoist Shaft |
| SRW | Chassis 9,900 lbs GVW, Single Rear Wheel Ride and Handling |
| SSL | Ornamentation, Exterior, Nameplate, GMC Sierra SL |
| TL1 | Grille Special |
| TP2 | Battery Auxiliary |
| TQ3 | Battery 770 CCA (Dual) |
| TRB | Grille Radiator, Body Color |
| TRW | Provisions Lamp, Roof Mounted |
| TR3 | Grille Radiator, Body Color, w/Chrome Emblem |
| TS9 | Lamp Stop, High Level - Delete |
| TZ0 | Transmission Manual 5-Speed, Tremac, 85mm, 3.82 1st, 0.83 5th |
| T07 | Generator - Delete |
| T2H | Exterior Ornamentation, Export Unique Requirements |
| T62 | Lamp System Daytime Running - Delete |
| T64 | Battery - Delete |
| T7L | Equipment: Miscellaneous Equipment for Central America - GMM Controlled |
| T78 | Headlamps Control - Delete |
| T8Z | Emission System: Low Emissions Vehicle - Mexico |
| T96 | Fog Lamps, Front |
| UB0 | Radio AM/FM Stereo, Seek/Scan, CD, Auto Tone, Data System Clock, ETR |
| UB1 | Radio AM/FM Stereo, Seek/Scan, Auto Reverse Music Search Cassette, CD, Auto Tone, Data System Clock, ETR |
| UC2 | Speedometer Instrument, Kilo and Miles, Kilo Odometer, Positive Bias |
| UC6 | Radio AM/FM Stereo, Seek/Scan, RDS, Multiple Compace Disc, Auto Tone Control, Clock, ETR |
| UD4 | Alarm Vehicle Speed, 120 km/h |
| UE1 | Communication System Vehicle, G.P.S. 1 |
| UG1 | Universal Garage Door Opener |
| UK3 | Accessory Steering Wheel Control |
| UK6 | Radio Control Rear Seat and Earphone Jacks |
| UL4 | Frequencies, South American |
| UL5 | Radio - Delete |
| UL8 | Frequencies, Saudi Arabian |
| UM7 | Radio AM/FM Stereo, Seek/Scan, Clock, ETR |
| UQ3 | Speaker System, Performance Enhanced Audio |
| UQ5 | Speaker System 4, Dual Front Door Mounted, Dual Extended Range Quarter Mounted |
| UQ7 | Speaker System Premium Performance, Enhanced Audio, Bose® |
| UQ9 | Speaker System - Delete |
| UY2 | Wiring Provisions for Camper/5th Wheel Trailer |
| U01 | Lamp Five, Roof Marker, Truck |
| U1S | Player Multiple Compace Disc |
| U19 | Speedometer Instrument, Kilo and Miles, Kilo Odometer |
| U2K | Digital Audio System S-Band |
| U42 | Entertainment Package Rear Seat |
| VBX | Language Label Arabic |
| VB3 | Bumper Rear Step, Chrome, Impact Strip |
| VC0 | Label, Noise Control Information |
| VC4 | Label Price/Fuel Economy, Puerto Rico and Virgin Islands |
| VC5 | Label Shipping, Except US, US Possessions, or Japan |
| VC7 | Label Price/Fuel Economy, Guam |
| VFF | Video Format Region 1, NTSC |
| VFJ | Video Format Region w PAL |
| VFM | Video Format Region 4, NTSC |
| VFP | Video Format Region 5, PAL |
| VF7 | Bumper Rear Step - Delete |
| VGC | Protector Film, Paint Etch Preventive |
| VG3 | Bumper Front Impact Strip |
| VG8 | Vehicle Label, Notice to Buyer |
| VK3 | License Plate, Front Mounting Package |
| VPH | Vehicle Preparation Overseas Delivery |
| VP6 | Noise Control |
| VR4 | Trailer Hitch Weight Distributing Platform |
| VR6 | Hook Tie-Down Shipping |
| VSP | Box Dual Rear Wheels |
| VT4 | Bumper Front Color Keyed |
| VT5 | Bumper Rear Color Keyed |
| VXS | Vehicle Complete |
| VXT | Vehicle Incomplete |
| VYU | Provisions, Snow Plow Preparation |
| VZ2 | Calibration Speedometer A |
| VZ3 | Label Mercury Disposal Notification |
| V10 | Cold Weather Options Provision |
| V22 | Grille Radiator, Chrome |
| V43 | Bumper, Rear Step, Color |
| V60 | Vehicle Statement Gulf States Organization, Incomplete Vehicle |
| V73 | Vehicle Statement, USA/ Canada |
| V76 | Front Towing Hook |
| V78 | Vehicle Statement - Delete |
| V87 | Vehicle Statement Gulf States Organization |
| V98 | Factory Delivery Processing |
| W86 | Equipment: Miscellaneous Equipment for Venezuela (GMV Controlled) |
| W99 | Equipment: Miscellaneous Equipment for Venezuela (GM Platform Controlled) |
| XAN | Tire Front P265/70R17 - 113S BW R/PE ST TL AL2 |
| XBX | Tire Front LT245/75R16/C WOL R/PE ST TL OOR |
| XCC | Tire Front P255/70R16 BW R/PE ST TL ALS |
| XCJ | Tire Front P255/70R16 WOL R/PE ST TL ALS |
| XCP | Tire Front P255/70R16 - 109H BW R/PE ST TL ALS |
| XEC | Tire Front LT215/85R16/E BW R/ST TL Highway |
| XEF | Tire Front LT215/85R16/E BW R/PE ST TL OOR |
| XER | Tire Front LT265/75R16/E BW R/PE ST TL OOR (123/120Q) |
| XGC | Tire Front P265/75R16 - 114S BW R/PE ST TL AT |
| XGD | Tire Front P265/75R16-114S WOL R/PE ST TL AT |
| XGK | Tire Front LT245/75R16/E BW R/PE ST TL OOR 120Q |
| XHH | Tire Front LT245/75R16/E BW R/PE ST TL LS 120QT |
| XHS | Tire Front P265/75R16-114H BW R/PE ST TL AT "A" Temp Rating |
| XJM | Tire Front P265/70R17-113S WOL R/PE ST TL OOR |
| XJP | Tire Front P265/70R17-113S BP R/PE ST TL OOR |
| XLP | Tire Front LT245/75R16/E BW R/PE ST TL ALS 120/116S |
| XNF | Tire Front P235/75R16-106S BW R/PE ST TL ALS |
| XNG | Tire Front P235/75R16-106S WOL R/PE ST TL ALS |
| XNK | Tire Front P245/75R16-109S BW R/PE ST TL ALS |
| XNL | Tire Front P245/75R16-109S WOL R/PE ST TL ALS |
| XSS | Tire Front P275/55R20-111S BW TL ST AL2 |
| XVL | Tire Front P265/70R17-113S BW R/PE ST TL ALS |
| XVM | Tire Front P265/70R17-113S WOL R/PE ST TL ALS |
| XYK | Tire Front LT215/85R16/D BL R/PE ST TL HWY |
| XYL | Tire Front LT215/85R16/D BL R/PE ST TL OOR |
| X52 | Miscellaneous Equipment for Guam, Puerto Rico/US Virgin Islands |
| X88 | Conversion Name Plate Chevrolet |
| YAN | Tire Rear P265/70R17 - 113S BW R/PE ST TL AL2 |
| YBX | Tire Rear LT245/75R16/C WOL R/PE ST TL OOR |
| YB3 | Plate Clutch Driven, Part of English - Delete |
| YCC | Tire Rear P255/70R16 BW R/PE ST TL ALS |
| YCJ | Tire Rear P255/70R16 WOL R/PE ST TL ALS |
| YCP | Tire Rear P255/70R16 - 109H BW R/PE ST TL ALS |
| YEC | Tire Rear LT215/85R16/E BW R/PE ST TL HWY |
| YEF | Tire Rear LT215/85R16/E BW R/PE ST TL OOR |
| YER | Tire Rear LT265/75R16/E BW R/PE ST TL OOR (123/120Q) |
| YE9 | Convenience Package Comfort and Decor Level #3 |
| YF2 | Sales Package Ambulance Upfitter |
| YGC | Tire Rear P265/75R16-114S BW R/PE ST TL AT |
| YGD | Tire Rear P265/75R16-114S WOL R/PE ST TL AT |
| YGK | Tire Rear LT245/75R16/E BW R/PE ST TL OOR 120Q |
| YHH | Tire Rear LT245/75R16/E BW R/PE ST TL ALS 120Q |
| YHS | Tire Rear P265/75R16-114H BW R/PE ST TL AT "A" Temp |
| YJM | Tire Rear P265/70R17-113S WOL R/PE ST TL OOR |
| YJP | Tire Rear P265/70R17-113S BW R/PE ST TL OOR |
| YLP | Tire Rear LT245/75R16/E BW R/PE ST TL ALS 120Q/116S |
| YNF | Tire Rear P235/75R16-106S BW R/PE ST TL ALS |
| YNG | Tire Rear P235/75R16-106S WOL R/PE ST TL ALS |
| YNK | Tire Rear P245/75R16-109S BW R/PE ST TL ALS |
| YNL | Tire Rear P245/75R16-109S WOL R/PE ST TL ALS |
| YSS | Tire Rear P275/55R20-111S BW TL ST AL2 |
| YVL | Tire Rear P265/70R17-113S BW R/PE ST TL ALS |
| YVM | Tire Rear P265/70R17-113S WOL R/PE ST TL ALS |
| YYK | Tire Rear LT215/85R16/D BL R/PE ST TL HWY |
| YYL | Tire Rear LT215/85R16/D BL R/PE ST TL OOR |
| Y91 | Merchandised Package Luxury Edition |
| ZBX | Tire Spare LT245/75R16/C WOL R/PE ST TL OOR |
| ZCC | Tire Spare P255/70R16 BW R/PE ST TL ALS |
| ZCJ | Tire Spare P255/70R16 WOL R/PE ST TL ALS |
| ZCP | Tire Spare P255/70R16-109H BW R/PE ST TL ALS |
| ZEC | Tire Spare LT215/85R16/E BW R/PE ST TL HWY |
| ZEF | Tire Spare LT215/85R16/E BW R/PE ST TL OOR |
| ZER | Tire Spare LT265/75R16/E BW R/PE ST TL OOR (123/120Q) |
| ZGC | Tire Spare P265/75R16-114S BW R/PE ST TL AT |
| ZGD | Tire Spare P265/75R16-114S WOL R/PE ST TL AT |
| ZGK | Tire Spare LT245/75R16/E BW R/PE ST TL OOR 120Q |
| ZHH | Tire Spare LT245/75R16/E BW R/PE ST TL ALS 120Q |
| ZHS | Tire Spare P265/75R16-114H BW R/PE ST TL AT "A" Temp Rating |
| ZLP | Tire Spare LT245/75R16/E BW R/PE ST TL ALS 120/116S |
| ZNF | Tire Spare P235/75R16-106S BW R/PE ST TL ALS |
| ZNG | Tire Spare P235/75R16-106S WOL R/PE ST TL ALS |
| ZNK | Tire Spare P245/75R16-109S BW R/PE ST TL ALS |
| ZNL | Tire Spare P245/75R16-109S WOL R/PE ST TL ALS |
| ZW9 | Body Equipment, Base Body or Chassis |
| ZX3 | Chassis Package Manual Select Damping |
| ZYK | Tire Spare LT215/85R16/D BL R/PE ST TL HWY |
| ZYL | Tire Spare LT215/85R16/D BL R/PE ST TL OOR |
| ZY1 | Color Combination, Solid |
| ZY2 | Color Combination, 2-Tone |
| Z49 | Export Canadian Modification Mandatory Base Equipment |
| Z5X | Mirror Provisions Arabic Language |
| Z60 | Chassis Package High Performance |
| Z71 | Chassis Package "Off Road" |
| Z75 | Conversion Name Plate Cadillac |
| Z82 | Trailer Provisions Special Equipment, H. D. |
| Z83 | Chassis Package Solid Smooth Ride |
| Z85 | Chassis Package Increased Capacity |
| Z88 | Conversion Name Plate GMC |
| 01L | Secondary Color Exterior, Special (96) |
| 01U | Primary Color Exterior, Special (02) |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.