ChevroletK-Series Pickup 4WD CNG1999Overview/chevrolet/k-series-pickup-4wd-cng/1999/base/

1999 Chevrolet K-Series Pickup 4WD CNG

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1999 K-Series Pickup 4WD CNG.

The 1999 Chevrolet K-Series Pickup 4WD CNG stands as a specialized alternative-fuel entry in the brand's four-wheel-drive truck lineage, requiring 5.5 quarts of 5W-30 API engine oil for proper maintenance. When examining the model's reliability history, this specific year presents an exceptionally clean slate, marked by zero recalls and only a single recorded owner complaint centering on the gasoline fuel system and other unknown areas. This near-flawless track record means researchers are evaluating a model year largely free of widespread systemic defects, where any noted issues appear highly isolated rather than indicative of broader manufacturing faults.

Model year20001999

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity5.5 qtOEM · verified
Engine oil type5W-30 APIOEM · verified
Lug nut torque140 ft-lbsOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 78 · 600 CCA battery, OE oil filter 19210286. Note the factory fuel filter is now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 78 · 600 CCAOEM · verified
Tire sizeLT245-75R16EOEM · verified
Wheel / rim6.5-J inOEM · verified

OE service part numbers OEM · verified

Engine oil filter19210286
Engine air filter25168081 alt 25168082
Fuel filter25171792 discontinued
Spark plug12681665
Front wiper blades93441742
Serpentine belt19244955 alt 19355374
Thermostat12632948 alt 12551507

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 5.5 qt of 5W-30 API engine oil, 80W-90 · GL-5 in the differential, DOT 3 brake fluid. Torque lug nuts to 140 ft-lbs, the oil drain plug to 18.0 ft-lbs. The firing order is 1-8-4-3-6-5-7-2. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Brake FluidDOT 3
Differential Gear Oil80W-90 · GL-5
Differential Gear Oil Capacity5.5 qt
Differential Gear Oil80W-90 · GL-5
Differential Gear Oil Capacity4.4 qt
Engine Oil5W-30 · API
Engine Oil Capacity5.5 qt
Engine Oil5W-30 · API

Engine torques

Crankshaft Pulley and/or Damper Bolts74 ft-lbs
Crankshaft Pulley and/or Damper Bolts110 ft-lbs
Exhaust Manifold to Cylinder Head Bolts40 ft-lbs
Engine Oil Pan Drain Plug18.0 ft-lbs
Engine Oil Pan Drain Plug18.0 ft-lbs
Engine Valve Cover Bolts8.85 ft-lbs
Engine Valve Cover Bolts20.0 ft-lbs
Engine Valve Cover Bolts6.0 ft-lbs

Chassis torques

Leaf Spring to Chassis Bracket70.0 ft-lbs
Leaf Spring to Rear Shackle70.0 ft-lbs
Leaf Spring Rear Shackle to Chassis Bracket70.0 ft-lbs
Lug Nuts140 ft-lbs
Front Wheel Hub165 ft-lbs

Ignition

Cylinder Firing Order1-8-4-3-6-5-7-2
Spark Plug ManufacturerAC Delco
Spark Plug Gap0.060 in
Spark Plug Torque14 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity2.00 lbs
Oil GroupPAG
Oil Type46
Oil Capacity8.00 oz
Optional BCI Group Number78
Optional BCI Cranking Performance690 cca
Standard BCI Group Number78

Service checks

Pressure Test20 psi
Radiator Cap Pressure Relief15 psi
Thermostat Opening Temperature188-206 °F
Fuel Pump Pressure Minimum66.0 psi
Key ON Engine OFF (KOEO)60-66
RPM50-63 @ Idle rpm
Injector Primary Resistance11.8-12.6 @ 50-95 degreesF MFI ohms
Engine Compression100

Brakes

Torque Caliper to Bracket15 ft-lbs
Torque to Knuckle38 ft-lbs
Minimum Pad ThicknessFront: 0.030; Rear: 0.030 specification
Drum Runout Limit0.006 in
Drum Nominal Diameter10 in / 11.15 in / 13 in
Drum Maximum Machining10.05 in / 11.21 in / 13.06 in
Drum Discard at-or-over10.09 / 11.24 / 13.09
Rotor Max Parallel Variation0.001 in / 0.0005 in

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 4 stages
120 ft. lbs.20 ft. lbs
255 ft. lbs.55 ft. lbs
355 ft. lbs.55 ft. lbs
490 degrees90 degrees
Intake Manifold to Engine Bolts — tightening sequence 1 stages
122 ft. lbs., step 2: 3022 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 100,000 mi; coolant at 150,000 mi. The big-interval services (at 150,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 5,000 miBrake Hydraulic System (inspect fluid level) · Differential (inspect fluid level) · Steering System (inspect) · Suspension System (inspect)
Every 7,500 miCV Joint Boot (inspect) · Driveshaft Slip Yoke (lubricate) · Driveshaft U-Joint (lubricate) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Parking Brake Cable (lubricate)
Every 10,000 miAir Intake System (inspect)
Every 12,000 miUnderbody Splash Shield (inspect)
Every 15,000 miCabin Air Filter (replace)
Every 30,000 miClutch Cross Shaft (lubricate) · Clutch Release Lever Pivot Points (lubricate) · Drive Axle Assembly (drain & refill) · Fuel Filter (replace)
Every 60,000 miAccessory Drive Belt (inspect) · Crankcase Depression Regulator Valve (inspect) · EGR System (inspect) · Exhaust Pressure Regulator (inspect) · Fuel Evaporative Emission Control System (inspect) · Fuel Line (inspect)
Every 100,000 miPCV Valve (inspect) · Spark Plug Wires (inspect) · Spark Plugs (replace) · Transmission Fluid & Filter (replace)
At 150,000 miEngine Coolant System (drain, flush & refill)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

Owner complaints about the 1999 Chevrolet K-Series Pickup 4WD CNG dominate in one area — the fuel system, gasoline,unknown or other, 1 of 1 reports (100%), well ahead of the next concern. NHTSA has issued no recalls for this vehicle, so these are owner-reported concerns only. 0 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the fuel system, gasoline,unknown or other pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.

0
Open recalls
NHTSA campaigns
17
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
1
Owner complaints
0 involved a crash · 0 a fire

Owner complaints filed with NHTSA, by component

All 1 complaints on record, top 1 components.

Fuel System, Gasoline,Unknown Or Other1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 17 bulletins on record with NHTSA.

BulletinDateComponentSummary
17-NA-0732023-02-21EquipmentThis warranty administration bulletin provides information regarding the field action…
16NA2602016-08-26EquipmentTHIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE…
Recalls2014-06-30EquipmentVehicle Recalls
99-08-51-007F2014-02-01Equipment Adaptive/MobilityRefinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing…
99-08-51-007F2014-02-01WheelsRefinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

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Decode a VIN to confirm the transmission and build data for a specific K-Series Pickup 4WD CNG. OEM
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Recalls
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Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 1999 K-Series Pickup 4WD CNG take?

5.5 qt of 5W-30 API, per the factory manual.

Does the 1999 K-Series Pickup 4WD CNG have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.