1991 Chevrolet C1500 Service & Repair Manual

← 1990All C1500 years1992 →

The service and repair manual for the 1991 Chevrolet C1500 — 5.0L V8 and 6.2L V8 and 4.3L V6 and 5.7L V8 and 7.4L V8 and 4.1L I6 engines, 9 trims. Matched to this exact model year, so the specifications and sequences are the ones Chevrolet published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year1991
Engines
5.0L V8 — OHV
6.2L V8 — OHV
4.3L V6 — OHV
5.7L V8 — OHV
7.4L V8 — OHV
4.1L I6 — 250 cu in, OHV
TrimsScottsdale Standard Cab Pickup 2-Door · Cheyenne Standard Cab Pickup 2-Door · Base Standard Cab Pickup 2-Door · Silverado Standard Cab Pickup 2-Door · Silverado Extended Cab Pickup 2-Door · 454 SS Standard Cab Pickup 2-Door +3
Federal record2 recalls · 43 complaints · 1 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 1991 C1500 manual

1991 Chevrolet C1500 service manual page 11991 Chevrolet C1500 service manual page 21991 Chevrolet C1500 service manual page 31991 Chevrolet C1500 service manual page 41991 Chevrolet C1500 service manual page 51991 Chevrolet C1500 service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 66
  • Engine Performance 1,060
  • Accessories & Equipment 170
  • General Information 1,522
  • Body & Frame 67
  • Heating, Ventilation & A/C (HVAC) 195
  • Brakes 243
  • Maintenance 66
  • Drivelines & Axles 101
  • Steering 125
  • Electrical 145
  • Suspension 65
  • Engine Mechanical 320
  • Transmission 896
  • Steering Column Support Bracket 22
  • Steering Wheel Retaining Nut 30
  • Ignition Switch-To-Column Screws 35
  • Lock Cylinder Retaining Screw 22
  • Turn Signal Switch Screws 35

04 / Known issuesRecalls on federal record for the 1991 C1500

  1. Equipment · 07E088000
    This condition may cause inadequate sealing and loss of engine oil, possibly resulting in.
  2. Fuel System, Gasoline · 06E043000
    This condition may cause an inadequate seal at the connection, potentially leading to a fu.

Owners have filed 43 complaints and Chevrolet has issued 1 technical service bulletins for the 1991 C1500. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 1991 C1500 manual

Is this manual specific to the 1991 C1500?

Yes. It is the OEM manual matched to the 1991 model year, covering the 5.0L V8 and 6.2L V8 and 4.3L V6 and 5.7L V8 and 7.4L V8 and 4.1L I6 across the Scottsdale Standard Cab Pickup 2-Door, Cheyenne Standard Cab Pickup 2-Door, Base Standard Cab Pickup 2-Door, Silverado Standard Cab Pickup 2-Door, Silverado Extended Cab Pickup 2-Door, 454 SS Standard Cab Pickup 2-Door, WT Standard Cab Pickup 2-Door, Cheyenne Extended Cab Pickup 2-Door, Scottsdale Extended Cab Pickup 2-Door trims. Specifications and procedure sequences are the ones Chevrolet published for this year.

What 1991 C1500 problems does it help with?

2 recalls are on federal record for the 1991 C1500, covering equipment, fuel system, gasoline. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Chevrolet dealers.

Does it include 1991 C1500 wiring diagrams?

Yes — the complete wiring diagrams for the 1991 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

RelatedOther C1500 years and 1991 Chevrolet models

1997 C1500 · 1996 C1500 · 1995 C1500 · 1994 C1500 · 1993 C1500 · 1992 C1500 · 1990 C1500 · 1989 C1500 · 1988 C1500 · all 15 years

1991 Chevrolet Astro · 1991 Chevrolet B60 · 1991 Chevrolet Beretta · 1991 Chevrolet Blazer · 1991 Chevrolet C2500 · 1991 Chevrolet C35 · 1991 Chevrolet C3500 · 1991 Chevrolet C3500HD · 1991 Chevrolet C5500 Kodiak · 1991 Chevrolet C60 Kodiak · 1991 Chevrolet C70 Kodiak · 1991 Chevrolet Camaro · every 1991 model