Problems owners report
Complaints filed with NHTSA about the 1999 Chevrolet S10, by the system named in each complaint. One complaint can name several.
- Service brakes, hydraulic34
- Seats33
- Structure28
- Power train28
- Air bags27
- Engine and engine cooling22
- Electrical system19
- Equipment12
- Tires9
- Suspension9
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 21 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fuel consumption
Official Canadian test results for 10 variants: combined 10.7–15.8 L/100 km (about 15–22 mpg US), CO₂ 246–363 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| S10 · Pickup truck: Small · Regular gasoline | 12.2 | 8.8 | 10.7 |
| S10 · Pickup truck: Small · Regular gasoline | 13.9 | 10.1 | 12.2 |
| S10 · Pickup truck: Small · Regular gasoline | 16.1 | 11.1 | 13.8 |
| S10 Blazer · Sport utility vehicle · Regular gasoline | 16.1 | 11.1 | 13.8 |
| S10 · Pickup truck: Small · Regular gasoline | 16.0 | 12.0 | 14.2 |
| S10 4X4 · Pickup truck: Standard · Regular gasoline | 16.3 | 11.8 | 14.2 |
| S10 Blazer · Sport utility vehicle · Regular gasoline | 16.1 | 12.2 | 14.3 |
| S10 4X4 · Pickup truck: Standard · Regular gasoline | 16.4 | 12.5 | 14.6 |
| S10 Blazer 4X4 · Sport utility vehicle · Regular gasoline | 16.4 | 12.7 | 14.7 |
| S10 Blazer 4X4 · Sport utility vehicle · Regular gasoline | 17.7 | 13.5 | 15.8 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
1 Transport Canada recall for the 1999 Chevrolet S10.
| 2001263 1 Nov 2001 | Electrical Certain vehicles: Light duty trucks. passenger vehicles and sport utility vehicles. Certain vehicles do not comply with the requirements of C.M.V.S.S. NO. 118,… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
No recall campaigns cover the 1999 Chevrolet S10.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Chevrolet told its dealers about the 1999 Chevrolet S10: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 637325 | SOME VEHICLES MAY EXHIBIT A NO START CONDITION ADTER SITTING OVER 24 HOURS AND / OR REAR TAILGATE GLASS IS INOPERATIVE. *TT |
| 636523 | INFORMATION ON OVER TORQUING OR A REVERSE BEDRAIL INSTALLATION. *TT |
| 634999 | DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT |
| 634905 | SOME VEHICLES WILL NOT MOVE WHEN 4-WHEEL DRIVE IS REQUESTED, NOISE, SHUDDER, POOR PERFORMANCE, TRANSMISSION / TRANSFER CASE SLIPS, TRANSMISSION WILL NOT UPSHIFT, SLIPS IN 4-WHEEL DRIVE. *TT |
| 634729 | SOME CUSTOMERS MAY COMMENT ON AN EXHAUST BOOM / GROAN NOISE IN THE PASSENGER COMPARTMENT. *TT |
| 634506 | SUBJECT REGARDING GENERAL WATERLEAK GUIDE. *TT |
| 634218 | SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM |
| 631292 | SOME CUSTOMERS MAY COMMENT THAT THE THIRD DOOR IS HARD TO OPEN AND/OR THE DOOR HANDLE MAY BE BROKEN FOR 1996-2002 CHEVROLET AND GMC S/T EXTENDED CAB PICKUP MODELS.. *SLC |
| 629824 | INFORMATION ON REPLACING CORRODED TRAILER PRE-WIRE HARNESS AT THE REAR BUMPER. *TT |
| 629723 | CONCERNS WITH EXCESSIVE EFFORT OR BREAKING OF THE THIRD DOOR HANDLE ON EXTENDED CAB PICK UPS. *TT |
| 628934 | SOME CUSTOMERS MAY COMMENT THAT THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. *TT |
| 628025 | SOME THREE DOOR PICK-UPS MAY HAVE A THIRD DOOR HANDLE THAT BREAKS OR IS HARD TO OPERATE. *TT |
| 626507 | SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG |
| 625380 | CUSTOMERS MAY COMPLAIN OF EXCESSIVE OIL CONSUMPTION AND HAVING TO ADD OIL BETWEEN CHANGES. *JG |
| 623792 | INFORMATION REGARDING IMPROVED BUS SEAT DECLINER ASSEMBLIES, THE HANDLE ON THE RECLINER ASSEMBLY IS ATTACHED WITH A NUMBER 20 TORQUE WITH A SHANK LENGTH OF 20 MILLIMETERS. *SLC |
| 623034 | SOME CUSTOMERS MAY COMMENT THAT THE SECURITY LAMP ILLUMINATES WHILE DRIVING; ENGINE CRANKS BUT WILL NOT START; AND / OR THE ENGINE STARTS THEN STALLS AND THE SECURITY LAMP IS FLASHING. *TT |
| 619742 | THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. *TT |
| 619741 | MALFUNCTION INDICATOR LAMP (MIL) IS ON; THE TRANSMISSION IS STUCK IN THIRD GEAR; AND / OR THE INSTRUMENT CLUSTER IS INOPERATIVE. *TT |
| 619740 | SOME CUSTOMERS MAY COMMENT THAT THE SECURITY LAMP ILLUMINATES WHILE DRIVING; THE SECURITY LAMP MAY BE ON OR OFF; THE SECURITY LAMP IS ILLUMINATED; THE ENGINE CRANKS BUT WILL NOT START AND THE SECURITY LAMP IS FLASHING; AND / OR THE ENGINE STARTS THEN STALLS AND THE SECURITY LAMP IS FLASHING. *TT |
| 619246 | SOME CUSTOMERS MAY COMMENT THAT THE HEADLIGHTS OR INTERIOR LIGHTS FLICKER WHILE DRIVING AT NIGHT. *TT |
| 619027 | SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT |
| 619017 | SOME OWNERS MAY COMMENT ON A HISSING OR AIR RUSH NOISE BEING PRODUCED IN THE THROTTLE BODY. *TT |
| 613587 | SOME CUSTOMERS MAY EXPERIENCE ILLUMINATION OF THE SERVICE ENGINE SOON (SES) LIGHT AND CODE P0300 (GENERAL MISFIRE), WITH DRIVEABILITY COMPLAINTS OF ENGINE MISFIRE, ROUGH IDLE AND HESITATION. **MR |
| 10248444 | Vehicle Recalls |
| 10246631 | Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules |
NHTSA manufacturer communications (public domain)
NHTSA investigations
EA05008 · Latches/locks/linkages:tailgate:latchopened 14 Apr 2005 · closed 19 May 2006
TAILGATE SUPPORT CABLES
RQ04012 · Structure:body:hatchback/liftgate:support device/strutopened 22 Nov 2004 · closed 14 Apr 2005
TAILGATE SUPPORT CABLE(S) BREAK
PE99009 · Vehicle speed control:linkagesopened 1 Feb 1999 · closed 11 Jun 1999
POST-COLLISION FUEL SYSTEM INTEGRITY
NHTSA Office of Defects Investigation