Equus 3123 - GM Code Reader (1982 - 1995) - Manual (Page 27)

Retrieving ABS Codes
GM 3-2
3.3 RETRIEVING SERVICE CODES
• Always observe safety precautions before and during
testing process.
• Fix any known mechanical problems before this test.
• Have pencil and paper handy.
1. Determine your vehicle's ABS Type (paragraph 3.1) and
retrieve codes using the appropriate procedures:
Teves II Paragraph 3.3.1
Kelsey-Hayes RWAL Paragraph 3.3.2
Kelsey-Hayes 4WAL Paragraph 3.3.3
Bosch 2S Paragraph 3.3.4
Bosch 2U Paragraph 3.3.4
Be sure to write codes down.
Year Model ABS Type
1989-93 Astro, "G" Series Van, "R" and "V" Series Kelsey-Hayes
Trucks, Safari, Suburban
RWAL
1987-94 Blazer, "C" and "K" Series Pickup, Sierra, Kelsey-Hayes
"S" and "T" Series Pickup (EXCEPT
RWAL
93-94 4.3L M/T)
1989-90 Eldorado, Reatta, Riviera, Seville, Toro- Teves II
nado, Delta 88, Bonneville, DeVille,
Electra, Le Sabre, Ninety-Eight, Fleet-
wood, Park Avenue, Touring Sedan
(EXCEPT 1988 Eldorado, Reatta, Riviera,
Seville, Toronado)
1990-91 Corvette Bosch 2S
1990-92 Brougham Bosch 2U
1990-94 Astro, Bravada, Jimmy, Safari, Sierra, Kelsey-Hayes
Sonoma, Suburban, Cyclone, Typhoon, 4WAL
Yukon, "C" and "K" Series Blazer and
Pickup, "S" and "T" Series Blazer and
Pickup, "G" Series Van
1995 Astro, "C" and "K" Series Pickup, "G" Kelsey-Hayes
Series Van, Safari, Sierra, Suburban, 4WAL
Tahoe, Yukon
1991-92 Custom Cruiser, Eldorado, Seville, Bosch 2U
Reatta, Toronado, Trofeo
1991-93 Riviera, Roadmaster, Caprice Bosch 2U
1993 Eldorado, Seville Bosch 2U
ABS/TCS